Each of these life - sustainng agents begins as a stem cell , a sort of hematological embryo.这三种维持生命的要素都起源于干细胞.干细胞是血液的胚胎.Dolly's legacy includes the possibility of making patient - specific embryonic stem cell lines...
Colic describes a whole variety of conditions in which a horse suffers abdominal pain.绞痛包括引起马匹腹部疼痛的各种病症。The doctor said it was colic and that she would grow out of it.医生说她患的是腹绞痛，长大了就没事了。The pain of biliary colic is occas...
On Sunday Cohen lay around the house all day.科恩星期天一整天都在家无所事事。Injun Joe's bowie - knife lay close by, its blade broken in two.印第安-乔的那把猎刀还在他身边, 刀刃已裂成两半.They did not sell a single car for a month and had to lay off wor...
还有其他形式的民众骚乱，最出名的是足球流氓行为。There are other forms of civil disorder — most notably, football hooliganism.以其粗犷美而出名的男演员an actor famous for his rugged good looks以发人深省的讲道出名的传道者a preacher famous for her inspiring sermons...