Epigenetics
[医] 实验胚胎学
🗣️ 情景例句
Yeah, and I have to finish this report by four.
是，我在四点之前得完成这个报告。
Grasp the nettle and it won't sting you.
困难像弹簧，你硬它就软。
May I use your pen?
我可以用你的笔吗？