vocabulary是指词汇或词汇量,要广义点. 1.He commands a large vocabulary. 他掌握大量词汇. 2.His English vocabulary is limited. 他的英语辞汇极有限. 3.Your Latin vocabulary is good. 你拉丁文的词汇量不错. 4.He has a very large vocabulary. 他的词汇量很丰富. word是指单词,要狭义点. 1.What does this word mean? 2.new words 新单词.
