Proteins in food are broken down into smaller peptide chains by digestive enzymes such as pepsin and dipeptidase.
食物中的蛋白质被消化酶分解成小肽链，如胃蛋白酶和二肽酶。
Because that he had been often bound with fetters and chains, and the chains had been plucked asunder by him, and the fetters broken in pieces: neither could any man tame him.
因为人屡次用脚镣和铁链捆锁他，铁链竟被他挣断了，脚镣也被他弄碎了。总没有人能制伏他。
And yet despite the incredible odds, one of history's longest chains of virus transmission, dating back at least 3,000 years, was broken in a small harbour on the Indian Ocean more than 30 years ago.
然而，尽管机会微乎其微，可由此上溯至少3000余年的历史上最长的病毒传播链条之一，却在30多年前，在印度洋的某个小小码头上一朝崩解。
This can take a bit more effort, but once the chains are broken, it seems like the effort required to prevent lapsing back to old behaviors should be minimal.
这需要付出努力，但是一旦枷锁被打破，就不再需要我们付出很大的努力来防止重新回归到旧的行为了。
None of this means that Europe has broken the chains of its demography.
这并不意味着欧洲挣脱了人口锁链。
My chains were broken, and I was free at last!
我的锁链被弄断了，我终于获得了自由！
The chains of habit are too weak to be felt until they are too strong to be broken.
习惯的枷锁开始时总是微弱的不易觉察，最后却强大的无法打破。
All food chains begin with the sun, and all food chains become broken up if one of the links disappears.
所有的食物链都是从太阳开始的，并且如果其中的一个链环消失，那么所有的食物链就会断开。
Under the action of light, heat and oxygen, somemain chains and side benzene groups of these polymers were broken off. A littleacetophenone structures appeared, and made the materials coloured.
在光、热、氧的作用下，这些聚合物的部分主链与侧苯基断裂，有少量苯乙酮结构生成，导致材料变色。
Rees said this chain has not been broken, and smaller chains are continuing as well.
Rees说，这个链条仍未被打破，更小的链条也在持续进行。
The vibration force field strengthens juncture between EPDM and PP, and increases temperature in which macromolecular chains are broken and decomposed, which enhances heat stability of TPE.
振动力场强化了EPDM与PP两相间的结合，使得大分子链段发生断裂和分解所需温度增大，提高了TPE的热稳定性能。
The chains of habit are generally too small to be felt until they are too strong to be broken.
习惯的束缚在变得强大到令人无法挣脱之前，通常都过于微弱而不被发觉。
It's difficult to know whether these chains were broken because of apathy or because the messages reached a cul-de-sac in a social network.
我们很难知道那些链接是因为缺乏兴趣而中断或者是因为信息来到了社交网络中的死胡同而中断的。
Through victory, my chains are broken.
透过胜利， 加在我身上的枷锁得以被打破。
The really happy people are those who have broken the chains of procrastination, those who find satisfaction in doing the job...
真正幸福的人是那些打碎了拖延枷锁的人，是那些满足做手头上的事的人。
No glue required: Broken polymer chains reform to repair a crack in this material when it is pressed together and exposed to UV light.
图注：无需胶水。在紫外光下，两节断开的材料通过挤压将断面粘合。
No glue required: Broken polymer chains reform to repair a crack in this material when it is pressed together and exposed to UV light.
图注：无需胶水。在紫外光下，两节断开的材料通过挤压将断面粘合。
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