In this paper, the action of enzymes in leather making was discussed, on looking back and prospecting the applications of enzymes in leather making to the future.
本文论述了酶制剂在皮革生产中的作用，对酶在皮革生产中的应用进行了回顾展望。
Looking back on your day, you will find it hard to deny that a horseback Safari is as close as you will ever come to answering the call of the wild.
回顾这一天，你会发现骑马观赏野生动物将是你最接近于回应野性呼唤的一次体验，这是难以否认的。
When I step back and look at the books on my shelf, it is as if I am looking at the history of the different lives that I have lived.
当我退后一步，看着书架上的书，就好像我在看我不同生活的历史。
The boy would then fall to the grass, get up, without looking back at his mother, run as fast as he could, again, still with a smile on his face, as if nothing had happened.
然后，小男孩摔倒在草地上，再爬起来，不回头看他的母亲，再一次以最快的速度跑起来。他的脸上仍然挂着微笑，好像什么也没发生过。
One thing that can hold joy back is a person's concentration on avoiding failure rather than their looking forward to doing something well.
有一件事会抑制快乐，那就是一个人专注于避免失败，而不是期待把事情做好。
On he ran desperately, but kept looking back, and saw that they still gained steadily.
他拼命地跑着，但不停地回头看，发现他们仍在稳步逼进。
I was only working as a free-lancer for most of 2005, and wasn't making enough to support my family, looking back on it.
2005年的大部分时间我只是做一个自由作家，现在看来，那时没能赚到足够支持家庭开支的钱。
Looking back on all of this, had I listened to my intuition, or paid attention to "the signs" would I have broken my back? I don't know.
回想所有的这些，如果当时我听从自己的直觉，关注这些“信号”，我还会发生这个事故吗？我不知道。
Thus, looking back, Turkey strengthened its position on an international level and became one of the main actors in the energy sector in its region.
由此，回忆过去，土耳其加强了在国际层面的地位，成为亚洲西部地区能源部门主角之一。
The afternoon is passed looking for tigers on the back of a highly efficient 4x4. Her name is Shivra and she's a 35-year-old elephant.
下午，我们乘在一辆高效的四驱车上去寻找老虎，她的名字叫希弗拉，是一头35岁大象。
Looking back on it, I can see how the statement looked ambivalent and a touch arrogant, but it was an honest expression of how I felt, as I began the first campaign since 1982 that I could have lost.
现在回头想想，我能够看出，在这个声明中，我所流露出的矛盾心理和些许的傲慢，但它确实是我内心感受的真实表达，因为这是自1982年以来，我第一次开始进行可能会失利的竞选活动。
But looking back on it, it was the failed attempts that taught me the most about what works and what doesn't.
然而，每当我回过头来看这一切时，正是这些失败的经历教会我哪些尝试是有用的，哪些是徒劳的。
But looking back on it, resisting the temptation whose logic was "in this extenuating circumstance, just this once, it's ok" has proven to be one of the most important decisions of my life.
但回头看看，抵御这种“这次的情况很特殊，仅仅做这次应该是可以的吧”的逻辑证明是我一生中作出的最重要的决定之一。
If you get too caught up on the how, when, or what, you will go back to looking at the past or your current situation and how it's not possible based on what you already know.
如果你过度纠结于如何经历，何时经历或者是经历什么，你会回首过去和你眼下的状况并且基于此的不可能是由于你所了解的。
Then, without looking back, continue on your journey - the one that leads to the life you truly deserve.
在此之后，不要回头，在你的道路上继续前进-这样就会给你真正带来你值得去过的生活。
My memory is that the return to normalcy was still in its early stages — that we were still traumatized, still looking back on the events of that awful day almost obsessively.
我的记忆是，那时还只是在恢复常态初始阶段——我们仍然在伤痛之中，仍然笼罩在回顾那可怕一天的阴影中。
Looking back on the trip, if we wrote about it extensively, we would find that it consisted of ever-changing emotional states: good, bad, and indifferent.
回头看看这次旅行，如果我们将之详细地写出来，会发现，这次旅行也是由不停变换的情绪状态组成的：好的、坏的、平淡的。
Today, rather than looking back once again on the events of eight years ago, let us focus on how we can bring peace into our own lives and work from there for peace in the world.
今天，与其再一次回顾八年前的事，不如让我们一起关注与如何把和平带入我们自己的生活中，为世界和平贡献力量。
It is an occasion for looking back on past struggles and accomplishments, and more importantly, for looking ahead to the untapped potential and opportunities that awaits future generations of women.
这是回顾过去的斗争与成就的时刻，而且更重要的是，这是展望蕴藏着的潜力和机会等待未来的女性去开发的时刻。
Have you ever had the experience of looking back on your week with the sinking feeling that you didn't get as much done as you'd hoped?
你是否曾有过这种感觉：当你回顾自己度过的一周时感到消沉，因为你未能完成自身所期望的那么多工作。
Then they left the restaurant, brushed past two unwitting policemen on its stairway, and went looking for a taxi back to the fight.
然后，他们离开了餐馆，与两个毫不知情的警察擦肩而过，准备叫辆出租车，重返战斗。
When K'ung Yu was promoted, the royal artisans cast a seal for him, but for some reason, it came out with a turtle on top, and the turtle was looking back over its shoulder.
孔玉升职以后，皇家工匠给他铸了一枚印章，但不知什么原因，每次铸成印章后，在印章的顶部，总有一只乌龟向后张望。
While enjoying their time on the high seas, the crew were glad to be back on the ground, looking forward to having a nice shower and enjoying a good meal.
当在公海上面享受完他们快乐的时光后，队员们很高兴回到陆地上，希望能美美地洗一次澡，享受一顿美餐。
No wonder they end up looking back on the period of adversity with nostalgia.
这也就难怪最后他们怀旧地回望当初的艰苦岁月。
This one is more interesting and better fun, a formidable leader looking back on her early winning battles.
而这一本更有意思，一个令人敬佩的领导人回顾她早年所打的一个又一个的胜仗。
Boards have the highest scrap value in them so you can actually see on the back you're looking at different types of metals.
你只要看看线路板背面各种不同的金属就可以得知，线路板的废料价值最高。
Boards have the highest scrap value in them so you can actually see on the back you're looking at different types of metals.
你只要看看线路板背面各种不同的金属就可以得知，线路板的废料价值最高。
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