Thymolysin
溶胸腺素
🗣️ 情景例句
I can see that you've done this before.
我发觉你曾干过此事。
The greatest fool is he who worries about what he cannot help.
操心无法可想的事是最大的傻瓜。
There is a new type of machine which can produce colour copies.
有一种新型的机器能够制作出彩色复印件。