膨胀波

expansion wave的用法和样例:

例句

  1. An expansion wave in accelerating flow broadens.膨胀波在加速流中变宽。
  2. The invention relates to a dilatational wave firearm.本发明涉及一种膨胀波枪炮。

[00:00.00]UNIT 7 Expansion 7 [00:07.69]2 My name is Lily. [00:11.08]I'm thirteen yeard old . [00:13.40]I live in Beijing with my family. [00:16.35]Every day I go to school [00:18.37]just like other teenagers. [00:20.43]I always get up at seven o'cloc

发表于:2018-12-04 / 阅读(183) / 评论(0) 分类 北师大版初中英语七年级下

[00:00.00]UNIT 12 Expansion 12 [00:07.10]2 Hi,James, [00:09.92]Thanks for you letter. [00:11.35]You asked about my home. [00:13.58]I live with my parents in an apartment [00:14.97]in a district in the east of Beijing. [00:19.02]I live quite near Beij

发表于:2018-12-29 / 阅读(112) / 评论(0) 分类 北师大版初中英语七年级下

[00:00.00]UNIT 11 Expansion 11 [00:09.20]1 One day in England Diego [00:12.71]and Fernanda were very hungry. [00:15.40]They didn't have any food [00:17.34]and they didn't have any money. [00:19.65]So they thought out a clever plan [00:21.78]to get a

发表于:2018-12-29 / 阅读(146) / 评论(0) 分类 北师大版初中英语七年级下

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 long [ lCN ] I longed for a bicycle. v

发表于:2018-12-30 / 阅读(93) / 评论(0) 分类 每日攻克5词

今天我们要学的词是heat wave。 Heat wave, 热浪,高温天气。 A heat wave is sweeping the Northeastern region of the United States, 美国东北部地区普遍出现高温天气。 The heat wave could be a record-breaker, 这次高温天气

发表于:2019-01-07 / 阅读(72) / 评论(0) 分类 英语每日一词

今天我们要学的词是expansion。Expansion 扩展,扩充。The Kennedy Arts Center unveiled a $100 million expansion plan. 肯尼迪艺术中心宣布扩展计划,耗资一亿美元。President Obama supported the expansion of H1B visas fro

发表于:2019-02-18 / 阅读(51) / 评论(0) 分类 英语单词荟萃