the development of in vitro fertilization体外受精的研究发展The sex of the embryo is predetermined at fertilization.胚胎的性别早在受精时就决定了。They damage female strobili during the interval between pollination and fertilization.在传粉与受精的间隔期间,他...
They damage female strobili during the interval between pollination and fertilization.在传粉与受精的间隔期间,他们毁坏了雌球花.Annuals, as a general rule , are very responsive to phosphorus fertilization.通常说来,对一年生植物施用磷肥是相当有效的.Gametes may de...
The ends of my waistcoat won't meet.我的背心太小了,扣不上.A man’s three-piece suit includes a jacket,trousers,and a waistcoat.男人的三件套服装包括上衣、长裤和背心。...a black crochet waistcoat.用钩针编织的黑色马甲She wore a lovely tiara but the groom, no...
后来风势渐弱，海面重归平静。Then the wind dropped and the surface of the sea was still.声音渐弱.The sounds grew fainter.牡蛎之歌, 虽然还未沉寂,已渐唱渐弱.The song of the oyster, though not silenced , was diminuendo amore....