空降γ射线光谱仪

Emerging Technologies

Emerging Technologies 2005 MIT Technology Review , Technology Review, Inc. Distributed by Tribune Media Services International Of the numerous technologies now in development, MIT Technology Review ha

发表于:2018-12-19 / 阅读(79) / 评论(0)

彭蒙惠英语

清洁空气4观叶植物

These hardworking houseplants can sweeten every breath you take . Put Your Plants to Work In the early 1980s, when NASA researchers were looking for ways to purify the air inside the space pods of the future , they didn ' t just look to engineer a pr

发表于:2019-01-08 / 阅读(65) / 评论(0)

英语小短文

听歌学英语：爱今天 Love Today

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

发表于:2019-02-01 / 阅读(48) / 评论(0)

听歌学英语

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(43) / 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(58) / 评论(0)

英语新闻

与空气污染有关的托福词汇

雾霾 haze; 烟雾 smog; 空气污染指数 air pollution index; 橙色预警 orange alert; 悬浮颗粒物 airborne particulate matter; 可吸入颗粒物 inhalable particle; 有毒物质 toxic substance; 空气质量检测 air quality monitoring; 实

发表于:2019-02-26 / 阅读(68) / 评论(0)

雅思英语

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