Microthruster
微型喷气发动机
🗣️ 情景例句
You did a good job.
你做得真棒！
Grocery bills are expensive.
食品价格昂贵。
It's Jim. He's in that tree. He can't get down. Can you help him?
是吉姆，他在树上，下不来了，你能帮他吗？