核质被核膜包裹.The nucleoplasm is surrounded by the nuclear envelope.核膜内陷,于是溶酶体被内在化.The nuclear membrane invaginates and lysosomes are internalized.在人的上皮细胞中, 性染色质象个小颗粒,连在核膜上.In human epithelial cells, sex chromatin appears as a...
This wet area also attracts frogs, toads and newts.这片潮湿地区也吸引了青蛙、蟾蜍和蝾螈一类的生物。Toads have shorter legs and are generally clumsier than frogs.蟾蜍的腿比青蛙短,而且通常比青蛙丑.Ten tiny tortoises tried to talk to twenty timid toads.十个瘦小的乌龟试着和...
The blood flows from the capillaries back into the veins.血从毛细血管流回静脉.While Joe sleeps, a large percentage of his capillaries are inactive.当乔睡觉时, 他的毛细血管大部分是不工作的.His skin will flush - indicating that capillaries are operati...
我不能解释这个病人的发烧和下腹痛.This patient has fever and lower abdominal pain that I cannot explain.有些输卵管积水患者可以有持续的或频繁的下腹痛.Some women with hydrosalpinx may have constant or frequent pain in their lower or abdomen....
Lord Beaverbrook, to put it bluntly, played hell with the war policy of the R.A.F.直言不讳地说，比弗布鲁克勋爵将皇家空军的作战方针搞得一团糟。The weather was bad, but Lord Beaverbrook was vigilant.天气不好, 但比弗布鲁克勋爵是很谨慎的.During these weeks of intense str...