The way is blocked by the tall cataract.高悬的大瀑布挡住了去路.When these pores become blocked a whitehead or blackhead may develop.当毛孔被阻塞的情况下,就可能产生粟粒疹或黑头粉刺.They blocked the entrance with big stones.他们用大石块堵住了入口。I have blocked out a...
老程睡去, 祥子来回的翻腾,始终睡不着.Old Cheng fell asleep, but Xiangzi tossed and turned in wakefulness.下面传来了听熟了的歌声和鞋子在地上来回的咔嚓声.From below came the familiar sound of singing and the scrape of boots on the flagstones.不过,系统在这个死区内可能会发生来回的振...
多发性硬化症发病机理研究进展.Experimental study on pathogenesis of syringomyelia associated with Arnold Chiari malformation.肌萎缩侧索硬化 症 累及部位包括上 、 下运动神经元以及皮质脊髓束.Amyotrophic lateral sclerosis ( ALS ) involves upper neuron , lower neuron a...