Cmcs
[医]Carboxymethylcellulose
🗣️ 情景例句
Have you ever done any work in this field?
你曾经干过这一行吗？
A smooth sea never made a skillful mariner.
平静的海洋练不出熟练的水手。
The salvage operation had been a complete failure.
打捞工作彻底失败了。