排气过滤器

365个英语简短小故事-335. The Vacuum Cleaner Filter(2)

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

发表于:2018-12-11 / 阅读(71) / 评论(0)

365个英语简短小故事

Indian Scientists Invent Nose Filter to Protect Against Air Pollution

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

发表于:2019-01-03 / 阅读(65) / 评论(0)

2018年VOA慢速英语(一)月

商务英语写作：有关保险的句子

The cover shall be limited to sixty days upon discharge of the insured goods from the seagoing vessel at the final port of discharge．被保险货物在卸货港卸离海轮后，保险责任以60天为限。 We generally insure W．P．A． on C．

发表于:2019-01-17 / 阅读(66) / 评论(0)

英语作文

2007年VOA标准英语-Water Filter Wins Developer Engineering Prize

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

发表于:2019-02-03 / 阅读(92) / 评论(0)

2007年VOA标准英语（五月）

每日一词【758】discharge：出院，勒令退伍

今天我们要学的词是discharge。 Discharge有出院的意思。The H1N1 patient was discharged from the hospital after recovery, 这位H1N1甲型流感患者康复后出院。Former British Prime Minister Margaret Thatcher was discharged from

发表于:2019-02-03 / 阅读(74) / 评论(0)

英语每日一词

学个词Learn a Word 第758期 Discharge

发表于:2019-02-08 / 阅读(67) / 评论(0)

英语单词荟萃

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a swells

Abklingen

acid-fast photochromogen