屏障的例句大全

The Yanshan Hills provide a natural defence for Beijing.

燕山是北京的天然屏障.

The functions of the secretory barrier of the tracheobronchial tree are physical, chemical, immunological, and biological.

气管支气管树分泌屏障的功能有物理的 、 化学的 、 免疫学的和生物学的.

The cell surface barrier had been broached.

细胞表面屏障被凿开.

" From many of the nobles, requesting that his art Lend a new lustre to their screens. "

贵戚权门得 笔迹,始觉屏障生光辉.

If the drug and IV solution are incompatible, use two glucose barriers.

如果药物与静脉所输的液体是配伍禁忌的, 就要用两次葡萄糖屏障液.

I leaned forward, straining to see through the barrier of light.

我向前探着身子, 透过灯光的屏障极目张望.

These man-made barriers will ensure a very high degree of protection.

这些人造屏障将会确保提供高度的保护。

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.

The immune system is our main defence against disease.

人体的免疫系统是抵御疾病的主要屏障。

The high wall was built as a defence against intruders.

修建这堵高墙作为屏障以防外人闯入.

The new dam was a bulwark against future floods.

新水坝是将来抵御洪水的屏障.

A plastic membrane serves as selective diffusion barrier.

一层塑料薄膜起着选择性渗透屏障的作用.

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.

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?

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.

Weihai sea for the natural barrier of defense has an extremely important position.

为威海市海上天然屏障,在国防上有极其重要的地位.

5) thickness of air-blood barrier: arithmatic mean ( Tat) was 0.54 ± 0.13 um;

5）血气屏障厚度：算术平均（Tat）0.54±O。

The mountains acted as a natural barrier to the spread of the disease.

群山成为了阻止该疾病扩散的天然屏障.

In Vitro Study of the Mechanism of Bradykinin Selective Opening the Blood Brain Barrier

缓激肽选择性开放血脑屏障的体外探讨

The skin loses its natural barrier to protect against sunlight. Then the skin and discolored.

皮肤失去了保护皮肤抵御阳光的天然屏障.