空气污染物

airborne contaminant的用法和样例：

例句

If a respirator does not seal tightly to the face, airborne hazards can penetrate or enter underneath the facepiece seal and into the breathing zone.如果呼吸器不能紧密地与使用者的面部密合，空气污染物就会从面部密封部位穿透，进入呼吸道。

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There is no sign of a young boy who was thought to have been stuck in a home-made balloon that floated thousands of meters above the US state of Colorado. It's believed the boy got into the contraption in his backyard and it floated away with the six

发表于:2018-12-11 / 阅读(106) / 评论(0)

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Explosive Devices have accounted for around 800 of the roughly 1,100 U.S. combat deaths in Afghanistan. To counter these increasingly-lethal bombs, the U.S. military is spending billions of dollars on blast-resistant vehicles specially tailored for A

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Is Ebola airborne? 埃博拉可以通过空气传播吗? The answer is no, its not. But today, I want to take just a couple of minutes and show you why not. I think youre going to find this really interesting. 答案是否定的。但是今天，我想

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Well,no one could survive without water.But you see pollution has been making more and more water unable for drinking. Yeah.Water pollution has for a long time been a major concern among the environmental issues. But what are the sources of water pol

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Do you have anything for airsickness? 你们有晕机药吗？ Do you have anything for headache? 你们有头痛药吗？ carsickness 晕机 seasickness 晕船 Paracetamol=Aspirin=止痛药 Allergic to 对..过敏

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I'm not gonna dress it up. Turkeys are dumb. Really dumb. You don't get it! They're fatting us up to eat us! - Hey! Corn! - Corn! See you later, Reggie. From the academy award winning producer of Shrek We came to this farm for my favorite presidentia

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Doom da da di da di Doom da da di da di Everybody's gonna love today,每个人都会喜欢今天， Gonna love today, gonna love today,今天要爱，要爱今天， Everybody's gonna love today, gonna love today每个人都会喜欢的今天，热爱今

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A heavy downpour has hit Beijing, ending three days of high humidity and smog in the city. Rain started falling at around nine last night, with an average precipitation of 11 millimeters. It was one of the heaviest storms in the city since the rainy

发表于:2019-02-03 / 阅读(102) / 评论(0)

CCTV9英语新闻2013年07月

大气污染来自汽车尾气

According to the latest research, vehicles, coal-burning, airborne dust and industrial production account for 85 to 90-percent of the major airborne pollution sources in most Chinese cities. Vehicles are the biggest polluters in Beijing, Hangzhou, Gu

发表于:2019-02-03 / 阅读(84) / 评论(0)

英语新闻

China to expand food contaminant monitoring

BEIJING, Jan. 25 (Xinhua) -- China has set a goal of equipping at least half of the country's county-level administrative regions to monitor various contaminants and harmful ingredients in food by the end of 2013. A new work plan, released on Friday

发表于:2019-02-06 / 阅读(100) / 评论(0)

英语新闻

A California company has unveiled a tiny flying drone

A California company that makes unmanned drone aircraft for the U.S. military has unveiled a tiny flying drone that looks like a hummingbird(蜂鸟). The airborne spy is part of a new kind of military technology that also has civilian uses. Several y

发表于:2019-02-08 / 阅读(109) / 评论(0)

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愉悦口语:第593期过敏英文怎么说

be allergic to 对过敏，厌恶 I am allergic to seafood. 我对海鲜过敏。 Mike was allergic to housework. 麦克很讨厌做家务。

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