单词：air supplied mask
单词：air supplied mask 相关文章
加工贸易Processing and assembling trade A: Hello, Mr. Brow. Nice to see you again. 您好，史密斯先生，见到您很高兴。 B: Hello, Mr. Wu. It's really a pleasure to meet you at the Guangzhou Fair. How's business? 您好，吴先生，在
外贸英语一点通
Five minutes later, the children stood in front of 332 Locust. Faded blue paint chipped and peeled off the old house. Thick weeds choked the flowerbeds and grew up through cracks in the walk. Hot summers and freezing winters had turned the white pick
110 The Secret of the Mask
From VOA Learning English, this is the Health Lifestyle report. In parts of India, it is not uncommon to see people wearing a mask over their nose and mouth. The capital, New Delhi, has some of the world's dirtiest air. The pollution was a call for a
2018年VOA慢速英语(一)月
雅思口语考试很多同学面临词穷的问题，考官问个问题，就点头答good...再问个问题还是good...一句话形容词重复多次。其实，很多同学并不是词汇量不足，很多时候是不注意积累.网雅思频道就
雅思英语
Processing and Assembling Trade 加工贸易 Hello, Mr. Brow. 您好，史密斯先生。 Nice to see you again. 见到您很高兴。 Hello. Mr. Wu. It's really a pleasure to meet you at the Guangzhou Fair. 您好，吴先生，在广交会上再次见
外贸英语话题王
PM2.5 is one of the major pollutants of the air pollution in Beijing and it poses the greatest risk to human health. Its concentration reached a record high of 993 on January 12, almost 50 times the World Health Organization's recommended level. PM2.
英闻天下