biotic的用法和样例：

例句

用作形容词(adj.)

This is one of the most characteristic species in a biotic community.这是在生物群落中最有特征的别类之一。

词汇搭配

biotic pesticide生物杀虫剂
biotic resource生物资源
biotic balance生物平衡
biotic succession生物演替,生物性演替...
biotic divisions生物分区
biotic factor生物因素,生物条件...
biotic condition生物条件
biotic population生物种群
biotic index生物指数
biotic potential繁殖本能,生物潜能,...
biotic influence生物影响
biotic formation生物群系
biotic resistance生物抗力
biotic resources生物资源
biotic environment生物环境
biotic ecotype生物生态型
biotic climax生物性演替顶极,生物...
biotic community生物共同体,生物群落...
biotic energy生命力
biotic province生物区系

【近义词】

organic器官的

2007年VOA标准英语-Antibiotic Resistance Fast-Growing Problem Worl

By Carol Pearson Washington 28 February 2007 watch Antibiotic Resistance report Penicillin and Erythromycin are examples of antibiotics that used to be one-time miracle cures. These drugs and other antibiotics are now less effective because bacteria

发表于:2018-12-16 / 阅读(116) / 评论(0)

2007年VOA标准英语（二月）

美国国家公共电台 NPR Probiotics For Babies And Kids? New Research Explores Good Bacteria

STEVE INSKEEP, HOST: This year Americans will spend more than $2 billion on probiotics, supplements aimed at boosting what are called good bacteria inside us. One part of the market that's growing rapidly is probiotics for babies and kids. Here's NPR

发表于:2018-12-17 / 阅读(84) / 评论(0)

2018年NPR美国国家公共电台5月

60秒科学:Do Rainforests Create Rain?

Rainforests exist because it rains a lot and that makes the forests grow, right? Well, not so fast. What if its not the rain that makes the forestswhat if its the forests that actually generate the rain? Thats the contention of a paper in BioScience

发表于:2019-01-02 / 阅读(159) / 评论(0)

60秒科学

SSS 2009-05-07

Rainforests exist because it rains a lot and that makes forests grow, right? Well, not so fast. What if its not the rain that makes the forests? What if its the forests that actually generate the rain? That is the contention of a paper in BioScience

发表于:2019-01-08 / 阅读(120) / 评论(0)

Scientific American(五)月

美国国家公共电台 NPR Probiotic Bacteria Could Protect Newborns From Deadly Infection

ROBERT SIEGEL, HOST: Now some good news, especially for babies around the world. Scientists in the U.S. and India have found an inexpensive treatment for a common infection. It could save hundreds of thousands of newborns each year. The treatment com

发表于:2019-01-16 / 阅读(129) / 评论(0)

2017年NPR美国国家公共电台8月

美国国家公共电台 NPR Could Probiotics Protect Kids From A Downside Of Antibiotics?

RACHEL MARTIN, HOST: Go online, walk through any health store or supermarket, and you'll find all kinds of products being sold as probiotics. They're being promoted for all kinds of things - preventing upset stomachs, boosting the immune system, figh

发表于:2019-01-16 / 阅读(95) / 评论(0)

2017年NPR美国国家公共电台12月

专家:益生菌酸奶并非有益肠道健康

Probiotic yoghurt drinks and supplements dont live up to their promises, according to an EU watchdog. They claim to boost your immune system and help digestion. It concluded there is no scientific proof that products such as Yakult have any health be

发表于:2019-02-04 / 阅读(91) / 评论(0)

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学英语单词

abbi

accelerated failure time model