懷疑doubt（后跟之詞是否定的）;suspect（后跟之事是真的）;be skeptical(or sceptical);suspicion;skepticism
我們不～你方的誠意。We have no doubts about your sincere desire(or good faith)./我們～他們這樣做是別有用心的。We suspect that they have ulterior motives in doing so./他們對這種制度究竟能否奏效表示～。They express doubts that the system can work effectively./表示～cast doubts on sb or sth/持～態(tài)度take a skeptical attitude /毫不～ no doubt;undoubtedly;beyond doubt; without a shadow of doubt/令人～的幸事a doubtful blessing /消除～dispel doubts; clear up suspicion/引起～ raise doubts; arouse suspicion /對其言論的真實性有～doubt the truth of sb's statement |