steroid

名词[生化]甾类化合物，类固醇

1. 类固醇：(二)类固醇 类固醇(steroid)是环戊稠全氢化菲的衍生物. 天然的类固醇分子中的双键数目和位置,取代基团的类型、数目和位置,取代基团与环状核之间的构型,环与环之间的构型各不相同. 其化学结构是由三个六碳环已烷(a、b、c)和一个五碳环(d)组成的稠和回环化合物.

2. 糖皮质激素：再如,药物的影响,在青春期前开始长期大量地应用糖皮质激素(steroid),反而抑制了下丘脑-脑下垂体--肾上腺轴的功能,造成肾皮质功能减退甚至萎缩,分泌的雄性激素减少或不分泌,就会阴毛稀疏或无阴毛.

3. 固醇类：脂质与蛋白质共同组成细胞膜,细胞膜在细胞之间与细胞内的讯息传递十分重要,许多固醇类(steroid)贺尔蒙也属於脂质. 5)染色体外之DNA 质体(plasmids) 在叶绿体及粒线体 ,或质体

1. steroid

1. 类固醇(运动员服用后可增强体力)
    A steroid is a type of chemical substance found in your body. Steroids can be artificially introduced into the bodies of athletes to improve their strength.

1. Afflicted by the lingering side effects of using steroid she even feels worn out when doing nothing.

2. The world and Olympic 100m champion Gatlin tested positive for the steroid testosterone in April, but the test result was not announced until late July.

3. Anderson has served time in prison for dealing steroids, charges brought in connection to the BALCO steroid distribution scandal.

4. Conte has pleaded not guilty to steroid conspiracy charges and Graham denied to investigators that he supplied Jones with steroids.

5. Roger Clemens and Alex Rodriguez faced dual allegations of steroid use and adultery.

6. steroid是什么意思

6. Thank goodness that steroid crisis in the game is over with now!

7. Greece is ditching its affair with the euro and Europe cannot decide between austerity or growth on the back of a stimulus steroid injection.

8. 911查询·英语单词

8. Jones told the court last week that she believed the steroid her coach was giving to her was flaxseed oil.

9. Health officials reported Monday that fifteen people had died from fungal meningitis linked to steroid shots.

10. Defense lawyer Allen Ruby countered that Bonds'statements to the grand jury were truthful and did not disrupt the government's steroid investigation.

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