单词：nonsterilizing
单词：nonsterilizing 相关文章
This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? On June 4th we told you about iron snowflakes on Mercury. Today we have some radical news about the atmosphere of Venus. Literally, a radical is a molecule that reacts e
Scientific American(六)月
LULU GARCIA-NAVARRO, HOST: It's summertime. And if you have a young kid, chances are they're covered in a film of sweat and dirt. It can be kind of gross. We went to New York Avenue Park in Washington, D.C., and asked parents how comfortable they are
2017年NPR美国国家公共电台7月
They dive in, feet first, tasting food with sensors on their feet. Once they've selected a mouthful, they'd salivate over it, eat it, then regurgitate it to break down any chance. They then suck up the foul soup they've made with their spongy mouth p
自然百科2013年
Juanita: Hey, where have you been? I was going to invite you to lunch, but you werent at your desk. Bill: I was at a training. Juanita: What was it on? Bill: Office hygiene. Juanita: Hygiene? Youre kidding. Your office is pretty messy but I wouldnt s
地道美语播客