Hypophysectomy before implantation terminates pregnancy and after the 44 th day of gestation causes abortion in goat. 山羊与附植前切除下立脑可使妊娠终止,而在妊娠44天后切除则造成流产.
He lay beside her awkwardly, propped on an elbow.他用一只胳膊肘支着身体，别扭地躺在她旁边。He propped his bike against the bus.他把自行车靠在公共汽车上。Let your baby sit on the floor propped up with plenty of cushions to support him.让宝宝坐在地板上，多放几个垫子让他倚靠。...
这音乐能使你的双脚不由自主地跟着打拍子.This music sets your feet tapping.这首歌很动听，听着它你就会不由自主地在客厅里舞动，或是用脚打拍子。The song's so catchy it makes you bounce round the living room or tap your feet.老师弹曲子时,孩子们有节奏地击掌打拍子.The children clapped out a r...