单词：hydrographic charting
[水运] 水路图；海道测量图
单词：hydrographic charting 相关文章
Chinese are becoming more aware of the air pollution and its danger. An ordinary man in Beijing has been charting the change of air quality in the city for the last three years. Every morning, the first thing Zou Yi does is take a photo out of the wi
发表于:2019-02-06 / 阅读(102) / 评论(0)
cctv9英语新闻2016年
cctv9英语新闻2016年