impression/ ɪm'prεʃən /

1.noun [of place] [ situation] [ person] 
印象

2.noun [of stamp] [ seal] [ foot] 
(mark) 印记

3.noun
(imitation) 滑稽模仿

to be under the impression that...
以为…
first impressions
第一印象
to make {or} create a good/bad impression
留下好/不良印象
to give the impression of/that...
给人的印象是…