law; 定律
discipline; 纪律
an eight-line poem with five characters to a line and a strict tonal pattern and rhyme scheme 五律
Lü Ying 律瑛
be strict with oneself; guide one's conduct by strict self-discipline 律己甚严
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)