Zymogen
n. 酶原, 发酵性细菌\\n[化] 酶原
🗣️ 情景例句
We usually accept payment by irrevocable L C payable against shiping documents.
我们一般用不可撤销信用证，凭装运单据结汇付款方式。
I have no secret of success but hard work.
成功无秘诀，只是努力干。
He did everything very slowly.
他做什么都很慢。