片语
a convincing evidence令人信服的证据
a convincing excuse令人信服的理由
A Convincing Story令人信服故事
a convincing argument言之成理的论据
a convincing speech有说服力的讲话
A convincing case让人信服的例证
a convincing conversation令人信服的谈话
give a convincing explanation说出个道道儿来
a convincing reason令人信服的理由