Có 1 kết quả:

kè zhōu qiú jiàn ㄎㄜˋ ㄓㄡ ㄑㄧㄡˊ ㄐㄧㄢˋ

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Từ điển Trung-Anh

lit. a notch on the side of a boat to locate a sword dropped overboard (idiom); fig. an action made pointless by changed circumstances