给你们上下问了,请特别解释一下这里的if not 放在这里是什么意思了
我再说明一下了,这句话是我老板给我写推荐信上的一句话,我没看明白,问了他,他把整个句子的意思告诉了我,但是我就对这后半句不理解了,特别是加了if not后,他告诉我:你不要弄得太明白的,就是这个意思了,老外看得懂的。
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整个句子是这样的:
I was quite impressed by Catherine' ability to complete all work assigned to her on time, if not before it was due.Her customer orient approach, data and fact based decison making and her attention to details working attitudes demonstrated her professsional capability.......