Biomaterials
(biomaterial 的复数) n.生物材料
🗣️ 情景例句
Eleven o'clock, approve the sketches for the toy spaceship.
十一点钟， 批示玩具太空船的草图。
You look tired. Have you been getting enough sleep?
你似乎累了。睡眠充足吗？
Well, I've dug this hole. Hold this stick, while I knock it in.
嗯，我已挖好了坑。当我插木混时，你帮扶着。