Natrium peroxydatum
[医] 过氧化钠
🧩 词语组成解析
n. 钠\\n[医] 钠[11号元素]
🗣️ 情景例句
You've been a very helpful.
你帮了大忙。
We're in competition with several other companies for the contract.
我们与另外几家公司逐争取这个合同。
We talked and wondered about the people who had lived here before.
我们谈论并且很好奇以前住在这里的人们。