Peptogen
n. 助消化物质,助消化制剂
🗣️ 情景例句
What's your second language in addition to Chinese?
除了汉语以外，你的第二语言是什么？
We should make it clear whether the damage was caused in transit or during the unloading process, or by other reasons.
我们要弄清楚货物是否在运输途中受损，还是在卸货过程中受损，或者别的原因。
It is impossible to give a satisfactory explanation for a pot-holer's motives.
要想对洞穴探险者的动机作出满意的解释是不可能的。