Amorphous carbon
[化] 无定形碳
🧩 词语组成解析
🗣️ 情景例句
We are prepared for the worst.
我们已有最坏的打算。
Martha will expect you to come by at six o'clock for dinner.
玛莎以为你在六点以前会来吃晚饭。
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。