单词:idler pulleys
空转轮,惰轮;导轮
单词:idler pulleys 相关文章
英语作文 Almost everyone knows the famous Chinese saying: A young idler, an old beggar. Throughout history, we have seen many cases in which this saying has again and again proved to be true. It goes without saying that the youth is the best time of
发表于:2019-02-01 / 阅读(73) / 评论(0)
英语作文