Tfx
[医][=thymic factor x]胸腺因子x
🗣️ 情景例句
I generally go to bed at ten.
我通常十点钟睡觉。
Pain past is pleasure.
过去的痛苦即是快乐。
We can't decide who should open it first.
我们难以决定谁先打开礼物包。