Tripinnatisect
三回羽状全裂的
🗣️ 情景例句
or Mom is at a committee meeting.
就是妈妈参加小组会议。
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？
That's the doorbell, said Ann's mother. They're here!
“门铃响了，”安的母亲说。“他们来啦！”