卵子排出后可存活12至36小时。Once the ovum is released it has a lifespan of 12 to 36 hours.在同一发情期排出两个或数个卵子.Two or more ova are shed during the same heat period.到第11天卵子着床嵌入子宫内壁.By day 11 the ovum begins to attach and implant in the li...
He could not dislodge the images imprinted on his brain.他难以把刻在脑海中的形象抹去。Knock the mould against the table to dislodge the mooncake.把模子往桌上敲,来移动月饼.Chest percussion and vibration are used with postural drainage to help dislo...