three times; threefold; triple; 三倍
comedy in three acts; 三幕喜劇
one after another; in quick succession; 接二連三
think again and again; think twice (about doing sth.); 三思
San Chengzhi 三成志
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)