Stf
[医][=serum thymus factor]血清胸腺因子
🗣️ 情景例句
That's not true.
那不是真的。
He has a headache and needs aspirin.
他头痛，需要阿斯匹林。
He insisted on the assistant's counting the money before he left -- 30,000 pennies in all!
这些硬币加在一起共有30，000枚！