awkward in speech
... 笨伯 = tomfool 笨口拙舌 = awkward in speech 笨头笨脑 = gormless ...
笨口拙舌是一个汉语成语,拼音是bèn kǒu zhuō shé,意思是比喻嘴笨,没有口才。出自《在田野上前进》。