Peptides
(peptide 的复数) n. 肽, 缩氨酸\\n[化] 肽; 缩氨酸
🗣️ 情景例句
Excuse me, but may I ask how old you are?
对不起， 我能问一下你多大了吗？
My sister worked as a secretary before she got married.
在她结婚了以前，我的姐姐为一位秘书。
There were hardly any trees on the island and there was no water, but this did not prove to be a problem.
岛上几乎没有一颗树，也没有淡水，但这不算什么问题。