笨嘴拙舌 (bèn zuǐ zhuō shé) | Meaning: clumsy in speech | Chinese Idiom with Pinyin & Origin

clever and eloquent (idiom); fluent · having the gift of the gab伶牙俐齿líng yá lì chǐ

mouth like a torrent (idiom) · eloquent · glib · voluble · have the gift of the gab口若悬河kǒu ruò xuán hé

can talk really well (idiom); the gift of the gab能说会道néng shuō huì dào

clumsy in speech · poor speaker