4/19/2006

smell a rat

smell a rat的字面解釋是“聞到了老鼠味”,老鼠是人人都討厭的動物,它鬼鬼祟祟地不幹好事。因此,如果聞到了老鼠味,那就是說感覺到一種不安全的因素存在,或者說是“起疑心,感到有點不對頭”,不過,使人起疑心的通常不是指老鼠,而是一個人:The teacher did not smell a rat until he found Jack kept looking towards at the window instead of at his own paper.直到老師發現傑克不在看自己的試卷,而老盯著視窗時,他才發現有問題。