Undermargined
保證金不足
??? 情景例句
to schedule one hour a week--to start with.
安排一星期一個小時。
To jump
躍，躍起
It doesn't matter. It's not important. But my friends call me Jim for short.
沒關系。這不重要。不過我的朋友們為了簡便都叫我吉姆。