单词：cold water high-low pressure washer
单词：cold water high-low pressure washer 相关文章
If you've ever driven up to a mountain pass, you know that the higher you climb, the colder it gets. But on clear, calm days, it can actually (be) colder in the valleys. That's because under high-pressure systems, cold air slides down mountain slopes
Scientific American(四)月
Pat looked at the washer. The washer had dials on it. It had two dials on it. There were words next to each dial. Each dial had three words next to it. The words next to one dial were Small, Medium, and Large. This dial was for the size of the load.
超级简单英语阅读
By Cathy Majtenyi Nairobi 19 May 2008 Fuel efficient stoves and ceramic water purifiers are two examples of low-tech innovations that can help people in poor countries improve their quality of life. Because what is known as appropriate technology usu
VOA标准英语2008年（五月）
Pat looked at the washer. The washer had dials on it. It had two dials on it. There were words next to each dial. Each dial had three words next to it. The words next to one dial were Small, Medium, and Large. This dial was for the size of the load.
英语第1级听力-English Level 1
Note well, my fine Canadian, I went on, if such an animal exists, if it lives deep in the ocean, 请您注意，我又说，我的诚实的加拿大人，如果有这样的一种动物，如果它是生活在海洋底下， if it frequents the liquid
《海底两万里》中英双语有声读物
The Invisible Hand 无形的力量 A: What's going on? B: Check out the setup , Yaoyao. A: A stove, an empty aluminum soda can, kitchen tongs , and a saucepan . Are you experimenting with a new recipe ? B:No, i'm experimenting with air pressure. A:Ho
英语听力文摘 English Digest