credible, credulous, plausible
這一組形容詞都有可信的意思。
credible a.可信的，可靠的。
That the student told the teacher a credible story that she missed classes because she was sick.那個學生跟老師講了實情，她沒來上課是因為她病了。
credulous a.輕信的，易於相信的。
She was credulous when she listened to the salesman and bought the car for too much money.她很容易輕信別人，竟然聽信那個銷售員的.話以高價買了那輛車。
plausible a.似乎有理的。常帶有懷疑的意思。
Even though it is a plausible explanation, I am not completely convinced.雖然這個解釋合理，但仍不可能使我完全相信。
