"too gauche to leave the room when the conversation became intimate" "their excellent manners always made me feel gauche"
He was gauche in his attempt at conversation, asking inconsequential questions about my films.
His illustrator scarcely ever achieves anything that is not gauche and lifeless.
牛津高階第八版
美國韋氏詞典
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維基百科 (自由的百科全書)