Seminase
半酶(琼脂中的一种酶)
🗣️ 情景例句
We have a live-in doctor if there's a problem I can't handle.
假如我遇到不能解决的问题 ，我们还有位驻家医生。
The frog in well knows nothing of the great ocean.
井底之蛙不知汪洋大海。
Of course, everyone likes presents.
当然，每一个人都喜欢礼物。