Serines
(serine 的复数) [化] 丝氨酸\\n[医] 丝氨酸, 羟基丙氨酸
🗣️ 情景例句
I've been meaning to ask you
我一直想问
Are you sure this is where we are to meet them?
你确定要在这个地方和他们碰头吗？
But for the English examination, I would have gone to the concert last Sunday.
上个星期天，要不是有英语考试， 我就去听音乐会了。