Fif
[医][=feedback inhibition factor]反馈抑制因子
🗣️ 情景例句
If only Robbie and Alexandra were here.
要是Robbie和Alexandra在这儿多好。
Hurricane hits the city.
飓风袭击了这座城市。
If you have any questions on the details， feel free to ask.
如果对某些细节有意见的话，请提出来。