Homo sapiens 智人
Homo sapiens [ˌhoʊmoʊ ˈseɪpienz] 由2个拉丁单词组成：
home : 意为“人属”， any of a genus (Homo) of hominids that includes modern humans (H. sapiens) and several extinct related species (such as H. erectus and H. habilis) sapiens 意为“聪敏” wise
今日英语词汇: on a rolling basis, toss up / toss-up, be out of the woods, dine-in practice at restaurants, into the fold, caveat
今日英语词汇: on a rolling basis, toss up / toss-up, be out of the woods, dine-in practice at restaurants, into the fold, caveat。儒琴英语词汇选自欧美报刊文章以及英语原文小说。坚持学习英语今日词汇，有助于阅读和理解当今欧美主流媒体的新闻时事报道和英语文学作品。
今日英语词汇: make an end run around, helicopter money, run-in, edge, flak, security blanket
今日英语词汇: make an end run around, helicopter money, run-in, edge, flak, security blanket。儒琴英语词汇选自欧美报刊文章以及英语原文小说。坚持学习英语今日词汇，有助于阅读和理解当今欧美主流媒体的新闻时事报道和英语文学作品。
Mitochondrial Eve 线粒体夏娃
在人类遗传学中，Mitochondrial Eve 线粒体夏娃(也称mt-Eve, mt-MRCA)是所有现存人类的母系最近共同祖先(MRCA)。
今日英语单词: telehealth, swab, ridership, gyrate, invoke
今日英语单词: telehealth, swab, ridership, gyrate, invoke。儒琴今日英语单词选自日常用语，欧美报刊文章, 以及英语原文小说。每天坚持学习今日英语单词，有助于阅读和理解当今欧美主流媒体的新闻时事报道和英语文学作品；增强日常英语交流能力。
今日英语词汇: fiddle, tantamount, balk at, give sb the benefit of the doubt, tantamount, cocoon
今日英语词汇: fiddle, tantamount, balk at, give sb the benefit of the doubt, tantamount, cocoon。儒琴英语词汇选自欧美报刊文章以及英语原文小说。坚持学习英语今日词汇，有助于阅读和理解当今欧美主流媒体的新闻时事报道和英语文学作品。
今日英语词汇: make the cut, throw in one’s lot with, suss sth out, recrimination, musings, proselytize, debase, hindsight
今日英语词汇: make the cut, throw in one’s lot with, suss sth out, recrimination, musings, proselytize, debase, hindsight。儒琴英语词汇选自欧美报刊文章以及英语原文小说。坚持学习英语今日词汇，有助于阅读和理解当今欧美主流媒体的新闻时事报道和英语文学作品。
今日英语单词: perfect storm, internecine, culpability, cavalier, shock absorber, in tandem, in passing, crowd sb/sth out, parochial, caprice, inimical, bereft
今日英语单词: perfect storm, internecine, culpability, cavalier, shock absorber, in tandem, in passing, crowd sb/sth out, parochial, caprice, inimical, bereft。儒琴今日英语单词选自日常用语，欧美报刊文章, 以及英语原文小说。每天坚持学习今日英语单词，有助于阅读和理解当今欧美主流媒体的新闻时事报道和英语文学作品；增强日常英语交流能力。
今日英语词汇: sit on your hands, wind down, hit out, spacefaring, telecommuting, court, setup, knock back (sth), the upshot
今日英语词汇: sit on your hands, wind down, hit out, spacefaring, telecommuting, court, setup, knock back (sth), the upshot。儒琴英语词汇选自欧美报刊文章以及英语原文小说。坚持学习英语今日词汇，有助于阅读和理解当今欧美主流媒体的新闻时事报道和英语文学作品。
今日英语词汇: at the outside, forgive a loan, on a knife edge, antigen, shambles, stricture, outmanoeuvre, ground zero, cocktail hour, threaten, antipersonnel, steadfast, culminate in
今日英语词汇: at the outside, forgive a loan, on a knife edge, antigen, shambles, stricture, outmanoeuvre, ground zero, cocktail hour, threaten, antipersonnel, steadfast, culminate in。儒琴英语词汇选自欧美报刊文章以及英语原文小说。坚持学习英语今日词汇，有助于阅读和理解当今欧美主流媒体的新闻时事报道和英语文学作品。