a mass of black hair; 万缕青丝
countless ties; a thousand and one links 千丝万缕
make a careful and detailed analysis; analyze point by point 条分缕析
a strand of hemp; 一缕麻
a lock of hair; 一缕头发
牛津高阶第八版
美国韦氏词典
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维基百科 (自由的百科全书)