Bacteria accumulates because there isn't enough water in your mouth to wash it away.

细菌是因为你嘴里没有足够的水来冲走它。

The hump stores fat, providing energy for their long, desert trek.

驼着脂肪，为它们长距离的沙漠旅行提供能量。

As the pus builds up it pushes on the eardrum, causingpain.

随着脓液的，它会压迫耳膜，引起疼痛。

When this happens, stool gets backed up inside your intestines.

当这种情况发生时，粪便会在肠道内。

It prevents water clogging or the accumulation of water on or around the sleepers.

它可以防止水堵塞或水在枕木上或周围。

Meanwhile, pressure begins gathering its strength.

与此同时，压力也在力量。

It's a bacterial building up on your eye could lead to something called keratitis.

在你眼睛上的细菌可能会致角膜炎。

After a week, all this build-up will cause some pretty serious bad breath.

一周后，所有这些就会致非常严重的口臭。

Extremist analysts say those movements are still gathering strength.

极端主义分析人士说，这些运动仍在力量。

Remember how fluid buildup increased pressure in the pulmonary artery?

还记得体液如何增加肺动脉压力吧？

In a chylothorax, the thoracic duct is disrupted, and lymphatic fluid accumulates in the pleural space.

乳糜是由于破裂致淋巴液于膜腔。

In the first stage, TDP-43 accumulates in the amygdala.

在第一阶段，TDP-43 在杏仁核内。

But in real life, a civil rights movement was beginning to gather strength.

但在现实生活中，一场民权运动开始力量。

When it accumulates on the branches, they're likely to bend and break.

当它在树枝上时，树枝很可能会弯曲和折断。

Then fluids may begin building up, which could make it difficult to breathe.

然后，体液和海水可能会开始，从而致呼吸困难。

Osteoblasts then deposit calcium and phosphate crystals into the framework.

之后成骨细胞会往这个框架内钙和磷酸盐结晶。

Methane gas somehow accumulates in the permafrost of Siberia.

甲烷气体以某种方式在西伯利亚的永久冻土层中。

But because it's not adenosine, the" sleepiness" effect isn't felt.

但是，由于咖啡因不是腺苷，所以再怎么你都不会感觉到有睡意。

More people riding the escalator means less build up, and it's been proven to work.

乘载的人越多意味着后面的群众愈少，而事实也证明是如此。

Piece after piece continued to gather around and a pressure built up inside me.

一块又一块的碎片继续集在我的周围，一种压力在我体内起来。