Shortly after implantation the blastocyst wall, the trophoblast, consists of two layers of cells.植入之后不久,胚囊的壁, 即滋养细胞含有两层细胞.Microchips are convenient, safe, and reliable. Implantation is simple and routine.微芯片是方便 、 安全和可靠的....
He was employed at the local grocery store as a delivery boy.他受雇于当地杂货店当送货员.Supermarkets in her hometown even assisted Taylor in stuffing grocery bags with her flyers.泰勒家乡的超级市场甚至帮她在购物袋里塞进她的传单.I worked stocking shelves in ...
We swallowed the chocolates in one gulp, licking our lips.我们一口吞下了巧克力，满意地咂着嘴。She folded up her letter, licking the envelope flap with relish.她把信折好，用力舔了舔信封的折口。They gave us a hell of a licking.他们把我们打得落花流水。...