单词：neutral filter
单词：neutral filter 相关文章
But the HEPA filter for Olivers Vibe got dirty very quickly. And, it was not cleanableit was simply replaceable. When it turned filthy brown, Oliver went back to Target to buy a new filter. Oddly, Target sold the F15 belt for the Vibe, but not the fi
365个英语简短小故事
Have you been having some trouble getting some digits lately when you ask a girl out? Maybe you should check what music is playing. Thats what French psychologists found. They published their research in the journal Psychology of Music. First the res
Scientific American(六)月
Pre-Listening Vocabulary gender-neutral: does not identify a person as being male or female personal pronoun: a word that is used to identify a specific person or thing awkward: uncomfortable propose: to make a recommendation fad: something that is p
趣谈英语
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
BBC Learning English Weekender Carbon Neutral Al Gore Callum:Hello, I'm Callum Robertson and this is Weekender. Al Gore was the vice president of the United States under Bill Clinton from 1993 to 2001. He very nearly became the President in a contro
Weekender
By Tabinda Naeem Washington, D.C. 21 May 2007 Two years ago, the National Academy of Engineering established the Grainger Challenge Prize for Sustainability. This $1 million award was designed to challenge the world's scientists to develop a practica
2007年VOA标准英语（五月）