Cah
[医][=carbonic anhydrase]碳酸酐酶
🗣️ 情景例句
He is with someone right now. Would you hold?
他现在在会客。你可以稍等吗？
How many pieces are you going to buy?
你要买几块？
This model's less expensive than that one.
这种型号比那种要便宜些。