Aminothiopropionic acid
[医] 半胱氨酸
🧩 词语组成解析
🗣️ 情景例句
so she'll think of me when she looks at the time.
这样当她看的时候就会想起我。
There are no birds of this year in last year's nests.
事过境迁。
It is thought that they arrived more than 30,000 years ago by crossing a land bridge from Asia to America.
他们被认为是在3万多年以前从亚洲跨越一座陆桥来到美洲的。