1、雅思类频典——your guess is as good as mine: 我不知道

【视例】Well, your guess is as good as mine.我也想知道是谁。

——来自于《CSI Miami Season7EP06》

2、托福类频典——map out：筹划，安排

【视例】Map out an escape route or two just in case.想好一两条退路，以防万一。

——来自于《Burn Notice Season1 (6)》