Embryologic
a. 胚胎学
🗣️ 情景例句
and I'm running for the open seat on the school board.
我正在竞选联合校董会的席次。
Sit down.
坐下！
No matter how hard I tried, it was impossible to fill this beautiful pen with ink and to this day it has never written a single world!
然而不管我如何摆弄，那枝漂亮的钢笔就是吸不进墨水来。直到今天，那枝笔连一个字也没写过！