Thymin
胸腺激素
🗣️ 情景例句
This dictionary is more useful than I expected.
这字典比我所预期的更有用。
Of young men die many, of old men escape not any.
年轻人死得不少，而年迈者是在劫难逃。
How much cloth does it take to make a skirt for the girl?
女孩做一条裙子要用多少布？