单词：multichannel amplifiers
多通道放大器
单词：multichannel amplifiers 相关文章
From VOA Learning English, this is Everyday Grammar. Imagine you are at a business meeting. You have just presented a plan to your business partners. They want to give suggestions for how to make your plan better. The conversation might sound like th
发表于:2019-01-02 / 阅读(227) / 评论(0)
2017年VOA慢速英语(二)月
2017年VOA慢速英语(二)月