Serum ferment
[医] 血清酶
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
If anyone has any objections, now is the time to voice them.
如果有人反对，现在就可以说出来。
The days are getting longer.
白天越来越长了。
How dare you!
你敢！