某些植物的珠被和珠心细胞形成完全正常的胚.The cells of the integument and nucellus of some plants form perfectly normal embryos.大多数被子植物的胚珠有两层珠被, 而裸子植物通常只有一层.Most angiosperm ovules possess two integuments, while gymnosperms usually have only ...
He said that the new building merely aped the classical traditions.他说那栋新建筑只是模仿古典传统.She aped the fashions of the court ladies.她仿效宫女的样子.After that , a lot of Latin American literature merely aped European models.从那时起, 拉丁美洲...
Manufacturing glitches have limited the factory's output.生产中的故障影响了该厂的产量。Another kind of period variation, " Glitches, " are seen in several pulsars.在几个脉冲星中还看到了周期的另一种变化, 即 “ 自转突快 ” 现象.For one thing, annoying technica...
They use opium as a sedative, rather than as a narcotic.他们把鸦片用作镇静剂而不是毒品。He was forced to take opium to kill the pain.他被迫服用鸦片来止痛。Aurora felt the opium haze enfold her.奥萝拉感觉自己被笼罩在鸦片烟霾中。...
Intestinal suture is part of the story of abdominal surgery.肠管缝合是腹部外科过程的一部分.There is little available musculature to suture anterior to the sternum.在胸骨前只有很少可用的肌肉能够缝合.The Ascaris adults may perforate a suture line or caus...