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be up的意思句子:But after the first batch of trains were up and r

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/24 03:01:10
be up的意思
句子:But after the first batch of trains were up and running,judging by their performance and the service afterwards,we were confident in placing a second order.请问这句话中的were
e up 不是重点,重点是 up and running 才是一个词组,up and running = operational,就是运转的意思.,下面也有人提到.