M3 Style Image Prompts (Midjourney/DALL-E)

• IMAGE_FOR_HERO.png: Material Design 3 (M3) style digital illustration. Vuthy, a Cambodian marble carver covered in white dust, and Ravy, a female train conductor in uniform, sitting together in a sunny Pursat cafe, looking at a futuristic robotic arm on a tablet. Bright, sunny, flat vector art. NO text, NO words.
• IMAGE_FOR_READING.png: Material Design 3 (M3) style digital illustration. A busy train station in Pursat, Cambodia. A traditional marble Buddha statue is in the foreground, with a modern green and yellow train passing behind it. Minimalist, clean vector lines. NO text.
• IMAGE_FOR_LISTENING.png: Material Design 3 (M3) style digital illustration. Close-up of Vuthy and Ravy engaged in deep conversation over iced coffees. Ravy is gesturing enthusiastically while Vuthy listens thoughtfully. Modern UI pastel aesthetic. NO text.
• VOCAB_1.png: M3 style illustration. A robotic arm automatically sorting blocks. Flat vector, clean lines, no text.
• VOCAB_2.png: M3 style illustration. A person putting a puzzle piece into a glowing digital network to show 'implementing' a system. Flat vector, clean lines, no text.
• VOCAB_3.png: M3 style illustration. A glowing, futuristic computer chip representing 'cutting-edge' technology. Flat vector, clean lines, no text.
• VOCAB_4.png: M3 style illustration. A stopwatch with a green checkmark next to gears working smoothly to show 'efficiency'. Flat vector, clean lines, no text.
• VOCAB_5.png: M3 style illustration. A modern robot standing in the exact footprint where an old machine used to be. Flat vector, clean lines, no text.
• VOCAB_6.png: M3 style illustration. A laser beam carving a perfect circle into a piece of stone to show 'precision'. Flat vector, clean lines, no text.
• VOCAB_7.png: M3 style illustration. Multiple people lifting heavy blocks under the sun to show 'labor-intensive'. Flat vector, clean lines, no text.
• VOCAB_8.png: M3 style illustration. A flowchart with glowing nodes and mathematical symbols representing an 'algorithm'. Flat vector, clean lines, no text.
• VOCAB_9.png: M3 style illustration. A person looking at a robot with a raised eyebrow and a thoughtful, unsure expression showing 'skeptical'. Flat vector, clean lines, no text.
• VOCAB_10.png: M3 style illustration. A person leaping from a glowing stone in a stream to a higher, brighter ledge to show 'a stepping stone'. Flat vector, clean lines, no text.

Audio Generation Prompts (Google AI Studio)

• AUDIO_READING (b2-lesson-unit-5-lesson-4-ai-robotics-reading.mp3):
  • Voice Profile: Standard US English, Male, calm, articulate, natural pace with slight background noise of a bustling cafe and distant train.
  • Text: Vuthy wiped the fine, white marble dust from his hands and looked across the bustling platform of the Pursat train station. The familiar rumble of the approaching carriage signaled the arrival of Ravy, his childhood friend and a seasoned train conductor. They often met for iced coffee when Ravy’s route brought her through the province. Today, however, Vuthy had something entirely new on his mind: artificial intelligence and robotics. As they sat down, Vuthy pulled out a shiny brochure from a recent technology expo he had attended in Phnom Penh. "I spoke with an engineer about the future of carving," Vuthy began. He told Ravy that the representative had explained how a new cutting-edge robotic arm could carve marble with incredible precision. According to the engineer, the machine used a complex algorithm to scan a piece of stone and chip away at it flawlessly. "I told him that marble carving in Pursat was deeply traditional and highly labor-intensive," Vuthy noted. "But he promised that the technology wouldn't erase our art. He claimed that it would just handle the heavy, dangerous cuts, leaving the delicate finishing work to human hands." Ravy took a sip of her coffee and nodded thoughtfully. She admitted that she had been highly skeptical about automation when she first heard about it. However, she shared some news from her own industry. Ravy explained that the national railway was implementing a new AI system to manage train schedules along the northern line. "My supervisor announced that the new software had already improved our efficiency by thirty percent," she said. "He told us that we didn't need to worry about our jobs. He promised that the AI was just a stepping stone toward a safer transit network, not a tool to replace conductors." Vuthy traced the edge of his coffee cup. "I asked the engineer how much the robotic arm cost," he chuckled. "He told me that I would need a small business loan! Still, I am thinking about it. If it saves my back and lungs from the heavy dust, it might be worth the investment." Ravy smiled and pointed toward her waiting train. "They told me the same thing about the digital ticket scanners last year, and now I can't imagine working without them. The world is changing quickly, Vuthy." As the station whistle blew, they both realized that whether it was moving heavy stone or coordinating massive trains, technology was steadily making its way into the heart of Cambodia. The key was learning to control the machines, rather than letting the machines control them.
• AUDIO_LISTENING (b2-lesson-unit-5-lesson-4-ai-robotics-listening.mp3):
  • Voice Profiles: Voice A (Ravy): Female, upbeat, clear US English accent. Voice B (Vuthy): Male, thoughtful, clear US English accent. Background: Cafe noises.
  • Text: Ravy: Vuthy, my boss told me that we are going to use AI for ticket pricing next year. Vuthy: Really? A vendor in the market said that AI would just make everything more expensive. Ravy: I disagree. The tech team explained that the algorithm would actually help passengers find cheaper off-peak tickets. Vuthy: That sounds like great efficiency. I hope the robotics company replies to my email soon.