動詞 convince:

1. make (someone) agree, understand, or realize the truth or validity of something
   同義詞：convert, win over, convince

形容詞 convincing:

1. causing one to believe the truth of something

1. His arguments sound convincing but they're based on delusion.
   他的論據(jù)聽起來似乎有理，但根本上是欺騙性的。
2. The data we have collected is not enough to be convincing.
   我們所收集的資料還不足以令人信服。
3. No one have come up with a convincing explanation of why dinosaur die out.
   尚未有人能對恐龍的滅絕作出一個令人信服的解釋。
4. Such convincing speech will at last win the applause of her heart.
   這樣有說服力的演說至少可使她自己引以為慰。
5. Her efforts to feign cheerfulness weren't convincing.
   她的強顏歡笑并不使人信服。

con.vinc.ing

adj.（形容詞）
Serving to convince:
令人信服的：
例句：
a convincing argument; a convincing manner.
有說服力的論據(jù)；令人信服的態(tài)度

Believable; plausible:
可相信的；合理的：
例句：
a convincing story.See Synonyms at valid
令人信服的故事參見 valid

【引伸】
convinc.ingly
adv.（副詞）
convinc.ingness
n.（名詞）