一、意思不同
1、copy that:收到;明白
2、roger that:收到了
二、用法不同
1、copy that:接名词或代词作宾语。也可接以形容词充当补足语的复合宾语。
例句:
He asked me to copy out the poems from that book
他要我把那本书里的诗抄出来或用打字机打下来。
2、roger that:接反身代词作宾语,其后接带介词to引起的短语。不用于被动结构。
例句:
The constable distress call and saw two youths attacking his colleague
这名警察收到了求救呼叫,看见两个年轻人正在殴打他的同事。
三、侧重点不同
1、copy that:更突出了会照对方做的意思。
2、roger that:主要就是收到了的意思。
1、Copy that. Lay low, I'll find another way.
知道了,继续潜伏,我另想办法。
2、Copy that. We're on our way .
收到我们马上过去。
3、Copy that. I'm almost there.
收到,我马上就好。
1、Roger that. See you in a few hours.
收到,稍后见。
2、Roger that, level off here.
收到,我们现在平飞。
3、Roger that. I'll watch your back!
明白了。我会看好你的后面的!