In peas there is an initial deposition of materials in the endosperm following anthesis.豌豆中紧随开花期之后胚乳开始有物质积累.Heat - denatured wheat endosperm prevented the growth of an embryo implanted on it.热变性的小麦胚乳能阻止移植在其上的胚的生长.The nuc...
放大器自激振荡的频率就取决于流体的速度.Amplifier self - oscillates at a frequency depending on the velocity of the fluid.我们从经验观点来介绍运算放大器.We will approach the op - amp from an empirical point of view.它是三极管放大器的等效电路.It is the equivalent circu...
他14岁起就知道自己日后干什么了。He knew what he wanted to do from the age of 14.道格拉斯29岁，是个技术不错的拳击手，在以前的比赛中发挥不太稳定。Douglas was a 29-year-old journeyman fighter, erratic in his previous fights.对于两个七十几岁的人来说，这段路太远了。It's a long way to g...
Her grandmother had the gift of making people happy.她奶奶有逗人开心的本事。They are naturally good salesmen with the gift of the gab.他们天生就是能说会道的推销能手。The surprise gift is a thankyou for our help.这份意外的礼物是为了感谢我们给予的帮助。...