[化] 转移核糖核酸; 转移RNA
n RNA molecules present in the cell (in at least 20 varieties, each variety capable of combining with a specific amino acid) that attach the correct amino acid to the protein chain that is being synthesized at the ribosome of the cell (according to directions coded in the mRNA)
词型变化:名词复数形式 : trnas

Song:Switch Artist:Ashley Tisdale You're out of this world I'm sure of it A crazy intuition, you're up and on, you're here than gone, come back A curious condition And then you switch right over It's weird, yeah I know but Just can't get a hold o

发表于:2018-12-14 / 阅读(71) / 评论(0) 分类 英语热力歌曲

switch off关掉不听 A little monster was learning to play the violin,' I'm good, aren't I?' he asked his big brother. 'You should be on the radio,' said his brother. 'You think I'm that good?' 'No, I think you're terrible, but if you were on the r

发表于:2018-12-18 / 阅读(66) / 评论(0) 分类 TED演讲国际问题篇

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 knife [ naif ] The north wind cuts lik

发表于:2018-12-30 / 阅读(49) / 评论(0) 分类 每日攻克5词

In South Korea, a land where Buddhism and Christianity reign, many still turn to the old folk beliefs of Shamanism, believe in a world inhabited by spirits. But to become a Korean Shaman, a believer must pass an initiation, called the naerim kut, a r

发表于:2018-12-30 / 阅读(47) / 评论(0) 分类 国家地理2007年

今天我们要讲的第一个习惯用语是:bait and switch。Bait就是钓鱼时用的鱼饵,或者是一种引诱。在这个习惯用语里,bait就是引诱一个顾客上圈套,付高价来买不值这个价钱的东西。Switch就是很快

发表于:2019-01-14 / 阅读(110) / 评论(0) 分类 美国习惯用语

美国流行乡村音乐组合Megan amp; Liz于2016年3月11日发布最新专辑《Deux》,收录了《Big Kids》等单曲 Switch Hearts - Megan amp; Liz I saw you in your red car today Wondering how you looked okay And it seems to be fine And yo

发表于:2019-03-11 / 阅读(148) / 评论(0) 分类 英文摇滚歌曲