单词：sigmoids
n. 乙状结肠
a. curved in two directions (like the letter S)
a. of or relating to the sigmoid flexure in the large intestine
单词：sigmoids 相关文章
A: We made it! B: Great! There so much I want to play on. A: What do you want to do first? B: Lets go down the slide. A: Make sure youre careful. B: This is great! A: Howd you like the slide? B: The slide was so much fun. A: What would you like to do
英语情景对话-邻居
A: Were here! B: I want to go play! A: What do you want to do first? B: I want to go down the slide. A: Dont run, and be careful. B: I will. This is so much fun. A: Did you enjoy the slide? B: Yes. It was great. I went so fast. A: What else do you wa
英语情景对话-邻居
According to UNAIDS（联合国艾滋病规划署）estimates there were 38.6 million adults and 3.2 million children living with HIV at the end of 2002, and during the year 5 million new people became infected with the virus. Around half of all peop
阅读空间
French Experts Question GMO Cancer Study French officials and experts have added their voices to the chorus of criticism over a recent study linking genetically modified corn to tumors in experimental rats. The French national food safety agency join
VOA标准英语2012年(十月)
SCOTT SIMON, HOST: Foods that contain genetically modified ingredients will soon be required to have a special label. NPR's Merrit Kennedy reports that we're now seeing what that label might look like. MERRIT KENNEDY, BYLINE: About two years ago, Con
2018年NPR美国国家公共电台5月
When it comes to the subject of GM foods, the public have a lot to say. As consumers, we can't tell the differences between GMO and non-GMO. Some food we eat daily must contain GMO. Many say that cherry tomatoes and purple sweet potatoes have both be
2016CRI中国国际广播电台