句子 sentence 给句子润色 polish a sentence; 改写一个句子 recast a sentence; 清晰、 连贯的句子 a clear and coherent sentence; 把一个长句分成几个较短的句子 split a long sentence into shorter ones; 把两个句子并成一句 throw the two sentences into one; 句子成份 sentence element; member of a sentence
超分子构架 supermolecular structures; supported metal catalysts