E.m.f.
[医] 电动势, 红细胞成熟因子
🗣️ 情景例句
It puts you to sleep.
它让你很快入睡。
Do flying saucers really exist?
飞碟真的存在吗？
the old undue grip relaxes and the process of recuperation and repair begins.
原先不适当的紧张就会松弛下来，恢复和修整的过程就会开始。