un. 抽气机
[网络] 吸入式煤气动力机

美国英语听力80篇1 Lesson07

[00:04.57]Excitement fills the early morning air as you arrive at learn to recognize and name each part of the parachute. [00:19.17]You also learn what each part does. [00:22.05]The excitement builds as your teacher describes each stetp it of the jum

发表于:2018-12-03 / 阅读(71) / 评论(0)

美国英语听力80篇

听广告学英语-Mitsubishi GDI Engine三菱汽车引擎

听广告学英语:Mitsubishi GDI Engine三菱汽车引擎 Mitsubishi GDI 三菱汽车引擎原文 It's the GDI, the engine technology of tomorrow is already being driven today. Mitsubishi's GDI engine produces more power, reduces fuel consumption, and emits less carb

发表于:2018-12-07 / 阅读(108) / 评论(0)

听广告学英语

美国英语听力80篇3 Lesson45

[00:07.58]Igor Sikorsky was born in the city of Kiev, Russia; on May 25, 1889. [00:16.12]His mother was a doctor. [00:15.12]His father was a professor of psychology. [00:18.59]Igor became interested in science when he was very young. [00:23.82]He was

发表于:2018-12-26 / 阅读(62) / 评论(0)

美国英语听力80篇

英语悠选脱口秀第8期:Engine考试可以用谷歌搜答案

讲解 Today's key word is Engine engine[英][end??n][美][?nd??n] n.发动机，引擎; 工具; 火车头; 机车; vt.给安装发动机; Eg. is a search engine.） It means: A machine designed to convert one form of energy into mechanical energy. 例

发表于:2019-01-17 / 阅读(54) / 评论(0)

英语悠选脱口秀

eBay acquires recommendation engine Hunch

SAN FRANCISCO, Nov. 21 (Xinhua) -- E-commerce and online payment giant eBay announced on Monday that it has acquired New York-based technology startup Hunch, an online platform that delivers customized recommendations to users based on their individu

发表于:2019-01-22 / 阅读(154) / 评论(0)

英语新闻

美国国家公共电台 NPR As More Electric Cars Arrive, What's The Future For Gas-Powered Engines?

SCOTT SIMON, HOST: The Democrats' proposed Green New Deal calls for America to eliminate greenhouse gas emissions from U.S. transportation, an ambitious goal that would require - among many other things - phasing out cars that run on gasoline. That m

发表于:2019-03-17 / 阅读(314) / 评论(0)

2019年NPR美国国家公共电台2月

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applied crystal chemistry