a flight attendant has to be able to size them up and deal with them in a timely manner.
题目
a flight attendant has to be able to size them up and deal with them in a timely manner.
其中size up 和in a timely manner在句子中怎么解释
答案
一名飞机乘务人员必须能够迅速做出判断并及时进行处理.
size up 迅速做出判断
in a timely manner 及时
举一反三
已知函数f（x）=x，g（x）=alnx，a∈R．若曲线y=f（x）与曲线y=g（x）相交，且在交点处有相同的切线，求a的值和该切线方程．
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