[网络] 藻华;赤潮

algae blooms的用法和样例:

例句

  1. Three peak concentrations of DMSCs, corresponding to three algal blooms, indicated that algal blooms played an important role in the production of DMSCs.不同藻类水华的贡献有较大差异,甲藻水华的贡献最大,硅藻次之,未知藻类水华的贡献最小。

Rob: Hello! Im Rob, this is 6 Minute English - and today, I'm joined byYvonne. Hello, Yvonne. Yvonne: Hi Rob! Rob: Today, were talking about seed banks a place where the seeds from all kindsof plants are carefully stored. Unfortunately, researchers a

发表于:2019-01-07 / 阅读(36) / 评论(0) 分类 六分钟英语

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(55) / 评论(0) 分类 Scientific American(十一)月

This is the VOA Special English Agriculture Report. The search for new fuels has led some researchers to algae. Algae is a name for thousands of different organisms. They include single-celled plants as well as kelp and other large plants. Blue-gree

发表于:2019-01-11 / 阅读(66) / 评论(0) 分类 VOA慢速英语2008年(十二)月

This is the VOA Special English Agriculture Report. The search for new fuels has led some researchers to algae. Algae is a name for thousands of different organisms. They include single-celled plants as well as kelp and other large plants. Blue-gree

发表于:2019-01-11 / 阅读(66) / 评论(0) 分类 VOA慢速英语2008年(十二)月

MARY LOUISE KELLY, HOST: Summertime brings algae blooms to many parts of the country - those mats of bright green organisms that can blanket waterways. In places like Florida's Lake Okeechobee, the blooms hurt tourism. They kill fish. They threaten w

发表于:2019-01-17 / 阅读(39) / 评论(0) 分类 2018年NPR美国国家公共电台7月

1.used to可看作一个半助动词或情态动词,其后跟动词原形,表示过去的习惯或经常发生的动作,例如: When he was a child, he used to ask lots of questions. I want to know the places (that/which) he used to go to. 否

发表于:2019-02-02 / 阅读(42) / 评论(0) 分类 英文语法词汇
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