Pankrin
[化] 蛋白酶
??? 情景例句
You have to ask for my father's permission.
你必須征得我父親的同意。
Look for a needle in a bundle (or bottle) of hay.
海底撈月。
Whether we find a joke funny or not largely depends on were we have been brought up.
我們覺得一則笑話是否好笑，很大程度取決于我們是在哪兒長大的。