Vanadium carbonyl
[化] 六羰基钒
🧩 词语组成解析
n. 钒\\n[化] 钒V
[医] 羰基, 碳酰
🗣️ 情景例句
This is beautiful! Chinese calligraphy. What do these characters mean?
好漂亮！是中国书法！这上面写的是什么意思？
He must have three more weeks of rest before he is released.
他在出院以前，还需要三周时间的静养。
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。