Pepsinogens
(pepsinogen 的復數) [化] 胃蛋白酶原\\n[醫] 胃蛋白酶原
??? 情景例句
I'm working on-it.
我正在做這項工作。
If I went with you,I'd have to be back by six o'clock
如果我與你一起去了，我將不得不在6點鐘回來。
We can't sign the contract yet.
我們還不能在契約上簽字。