Infusorigen
滴虫形幼虫原体
🗣️ 情景例句
That's backbreaking work and may be too much for us.
这可是累人的工作， 我们可能负荷不了。
In college I majored in science.What was your major?
在学院我主修了自然科学，你主修了什么？
We can handle an order that size very easily.
这种量我们做起来很容易。