1)natural defence自然屏障
英文短句/例句
1.More important were the mountains and other natural barriers, which scientists expected would keep CWD from spreading rapidly out of the endemic area.」重要的是山脉与其他的自然屏障，科学家预期它们能阻挡慢性消耗病从地方性疫区快速传开。
2.The Yanshan Hills provide a natural defence for Beijing.燕山是北京的天然屏障。
3.Although membranes are barriers, they must also be considered to function in transport.虽然膜是屏障，它们也具有转运的机能。
4.The vast reed marshland serves as a protective screen.浩瀚的芦苇荡像一个天然的绿色屏障。
5.The Sahara Desert is a natural barrier between North and Central Africa.撒哈拉沙漠是北非与中非之间的天然屏障.
6.The river formed a natural blockade to the spread of the forest fire.那条河成了阻止森林大火蔓延的天然屏障。
7.Healthy, skin, mucous membranes, and cilia are natural barriers to many viruses.健康的皮肤，粘膜和纤毛是许多病毒的天然屏障。
8.Nor can we any longer fall back on our historical trump card of geographic isolation.我们也不再能依靠天然屏障的历史王牌。
9.What was the barrier to freedom that had been erected out here?在这里树起的拒自由于外的屏障是什么?
10.Application of Hybrid Fibers Reinforced Self-Compacting Concrete in the Precast Noise Barrier;混杂纤维自密实混凝土在预制声屏障中的应用
11.The Administrative Relief--the First Barrier to Relieve the Villagers Self-management Right;行政救济——村民自治权救济的第一道屏障
12.Self-eeting Calciun Phosphate Cement as Apical Barrier in Hunan Teeth自固化磷酸钙应用于根尖屏障形成的临床观察
13.Moss Flora of Daweishan Nature Reserve, Yunnan Pingbian County;云南屏边大围山自然保护区藓类植物区系研究
14.Life may have fluttering wings, but it can never fly over the obstacle of fate, or over death.生命纵然能生出飞舞的翅膀，却无法飞越命运的屏障，无法飞越死亡。
15.They kept their dignity by retreating behind an unreasoning authoritarian.他们以无理的权威气派为屏障，可以保持自己的威严。
16.The second argument is more insidious, because its proponents place the user community in front of them like a shield.第2个论据更加狡猾，因为它的支持者将用户团体作为自己的屏障。
17.The Influence of Hypoxia Precondition on Intestinal Mucous Membrane Barrier in Autologous Orthotopic Liver Transplantation Rat;低氧预适应对自体原位肝移植大鼠肠道黏膜屏障影响的实验研究
18.The Effect of Lipoic Acid on Blood-brain Barrier in Rats with Experimental Autoimmune Encephalomyelitis;硫辛酸对实验性自身免疫性脑脊髓炎大鼠血脑屏障影响的研究
相关短句/例句
Ecological shelter天然屏障
3)Impedimentum naturalis自然障碍
4)barrier[英]['b?ri?(r)][美]['b?r??]屏障
1.State-of-the-art of the research on the urban road noise barrier;城市道路声屏障的研究与进展
2.Barriers to Disease and Contamination or Barriers to progress in Laboratory Animal Sciences;疾病和污染的屏障或实验动物科学屏障的进展
3.The development of electrical trees in dielectric with barriers whose breakdown strength are hi.通过此二维模型仿真了在绝缘介质中嵌入了耐电强度高于原介质的屏障后的电树生长情况。
5)barrier[英]['b?ri?(r)][美]['b?r??]障，屏障
6)barrier[英]['b?ri?(r)][美]['b?r??]n.障碍，屏障
延伸阅读
屏障屏障 防止有害物质进入体内和某些组织的结构和因素。如皮肤粘膜屏障、血脑屏障、胎盘屏障等。
