"unconvincing" in Chinese (Traditional)
缺乏說服力的
Definition
如果某事缺乏說服力，表示它不可信，也無法說服別人接受它是真的或正確的。
Usage Notes (Chinese (Traditional))
在正式和非正式場合都常用。主要用來形容藉口、理由、表演或故事，不用於實體物品。常搭配“excuse（藉口）”、“argument（論點）”、“reason（理由）”等詞。
Examples
His story was unconvincing.
他的故事很**缺乏說服力**。
The explanation was unconvincing to the audience.
這個解釋對觀眾來說**缺乏說服力**。
She gave an unconvincing excuse for being late.
她遲到的理由很**缺乏說服力**。
His apology sounded pretty unconvincing, to be honest.
說實話，他的道歉聽起來很**缺乏說服力**。
The actor’s performance was so unconvincing that no one believed his character.
這位演員的表現非常**缺乏說服力**，沒有人相信他的角色。
"That was an unconvincing argument," she said, shaking her head.
「那真是一個**缺乏說服力**的論點。」她搖搖頭說道。