•Her behaviour was very suspicious (Australianinformalsuss).她的举止相当启人疑窦。

•The fire at the bank is being treated as suspicious.银行起火这件事被认为相当可疑。

•There were some suspicious characters hanging around outside.有些可疑的人在外面晃荡。

•There's a suspicious- looking van parked at the end of the road.路的尽头停着一辆看起来很可疑的货车。

•His new book bears a suspicious resemblance to a book written by someone else (= His book is so similar to the other book that it seems as if he has copied it).他的新书与别人写的另外一本书内容雷同，令人生疑。

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•His colleagues became suspicious (= thought that there was something wrong) when he did not appear at work, since he was always punctual.他一向按时上班，所以当他没有上班时，他的同事们起了疑心。

•They are deeply/highly (= very) suspicious of one another/ of each other's motives.他们对彼此的动机都很怀疑。

•My mother has a very suspicious nature (= does not trust people).我妈妈天生喜欢猜疑。