Embryologically
在胚胎学上
🗣️ 情景例句
Sorry, I don't quite understand why...
对不起，我不太理解为什么…
He likes playing hide and seek.
他喜欢玩捉迷藏。
I'm not sure. Maybe I'll give her some flowers. What about you?
我还不太肯定。也许我送她一些花儿。你呢？