[医]生存条件

existing conditions的用法和样例:

例句

  1. Drastic environmental changes compelled all animals to adapt and readapt themselves continually to new conditions.剧烈的环境变化迫使动物持续不断地调整自身,以适应新的生存条件。
  2. Obviously,the poverty of the population is closely related to their poor living conditions.显而易见,人口的贫困与他们所处的生存条件较差有着密切的关系。

This is Scientific Americans 60-Second Science. Im Sophie Bushwick. Got a Minute? What's the best way to find out if an unknown mixture contains a specific substance, like an environmental contaminant? You could use an expensive, bulky gas chromatogr

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 Scientific American(八)月

Indoor air pollution is a common threat to human health, the new study looked at five common house plants and found that when it comes to removing harmful chemicals from the air, those five plants are better than others. 室内空气污染对人类健康

发表于:2019-02-07 / 阅读(66) / 评论(0) 分类 阅读空间

TEHRAN, Feb. 26 (Xinhua) -- Iran has refused to deliver oil to Greece in Persian Gulf, the local Fars news agency reported on Sunday. The Islamic republic refused to deliver a shipment of 500,000 barrels of crude oil to one of the refineries in Greec

发表于:2019-02-08 / 阅读(55) / 评论(0) 分类 英语新闻

TEHRAN, Sept. 2 (Xinhua) -- A traffic accident on Sunday morning in southern Iran has claimed the lives of 19 people, the official IRNA news agency. A passenger bus hit a rock and turned over on Shiraz-Kazeroon road, some 50 km from Shiraz, the provi

发表于:2019-02-08 / 阅读(138) / 评论(0) 分类 英语新闻

TEHRAN, Jan. 10 (Xinhua) -- Seventy-two people, including 12 crew members, were killed when a passenger plane with 105 people on board crashed Sunday evening in northwest Iran, the semi-official(半官方的) Fars news agency reported early Monda

发表于:2019-02-18 / 阅读(61) / 评论(0) 分类 英语新闻

本期内容: A humble houseplant with a dash of rabbit DNA could help lower our exposure to indoor air pollution, new research suggests. Scientists have revealed that by inserting a rabbit gene into devils ivy the plant is able to clean the surrou

发表于:2019-02-20 / 阅读(48) / 评论(0) 分类 夏说英语新闻晨读
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Acronema alpinum
agitation layer
altrinchams
antimonid
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Harpers
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high energy electron diffraction (heed)
I'm blind
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queem
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