I have spent a considerable portion of my life here.
我已在这里度过了一生中的大部分时光。
Only a small portion of the budget is spent on books.
购书只占预算的一小部分。
The goal of the project was to boost wheat production in Mexico, which at the time was importing a large portion of its grain.
该项目的目标是提高墨西哥的小麦产量，而当时那里很大一部分粮食都依赖进口。
While only a small portion of the world's languages are anumeric or nearly anumeric, they demonstrate that number words are not a human universal.
虽然世界上只有一小部分语言是没有或几乎没有数词的，但它们表明，数词并非是全人类通用的。
The structure of the backbone shows, however, that Ambulocetus swam like modern whales by moving the rear portion of its body up and down, even though a fluke was missing.
不过，走鲸的脊椎结构显示，即使没有尾片，它们在水中同样能够像现代鲸鱼那样通过身体后面部分的上下摆动来游动。
Even though they spend the significant portion of the year hibernating, according to this case study, marmots are still considered excellent subjects for animal behavioral studies.
尽管土拨鼠一年中的大部分时间都在冬眠，根据这个案例研究，它们仍然被认为是动物行为研究的优秀对象。
A titanic impact could have stripped away a portion of its rocky mantle, leaving behind a metallic core whose density is out of proportion with the original ratio of rock to metal.
超大碰撞可能剥去了水星的一部分岩石地幔，留下了一个金属核心，其密度与原来的岩石与金属的比例相比大得不成比例。
Give a portion of each day to recreation.
每天抽一部分时间用于娱乐。
Even more interesting is that the promise of a future reward was enough to make adults choose the smaller portion.
更有趣的是，对未来奖励的承诺足以让成年人选择分量更小的套餐。
They found that the majority of both kids and adults opted for a half-sized portion when combined with a prize.
他们发现，当提供奖品时，大多数孩子和成年人都选择了一半的分量。
Or maybe the reward of a half-sized portion could be a half-sized dessert to be claimed only on a future date.
或者，选择半份套餐的奖励可能是半份甜点，且只有在未来的某一天才能享用。
Unbelievable as it may seem, part time students constitute a considerable portion of the student body in many universities across the world.
尽管难以置信，但在世界各地的许多大学里，学生群体中半工读学生占了相当一部分。
Remember to watch portion sizes.
切记要注意食物分量大小。
And always save a sizeable portion of your income.
将收入的相当一部分存起来。
A better strategy: Eat a healthy portion, then stop.
更好的方法是：吃合适的分量，然后就停下来。
He carved up the roast beef and gave each of us a portion.
他把烤牛肉切成块，给我们每人一份。
Try these tips to control portion sizes and cut calories.
控制餐量减少卡路里，试试下面这些办法吧。
That’s the history portion of our show. Now, on to the science.
说完历史故事，让我们来说说科学吧。
Take a close look at portion size and the variety of foods offered.
多注重食物份量的大小和种类的搭配。
A typical telescope is designed to peer at a tiny portion of the sky.
典型的天文望远镜被设计成专门观测天空中的一小部分。
A healthy portion of rice or pasta is about the size of your fist.
大米或意大利面的标准分量大概一个拳头大小。
Thou art my portion, O LORD: I have said that I would keep thy words.
耶和华是我的福分。我曾说，我要遵守你的言语。
A large portion of Web 2.0 content is generated by users and communities.
大部分Web 2.0内容由用户和社区生成。
This way you will finish off that portion of the task quickly and easily.
这样，你就能迅速、容易地完成任务中的那一部分。
Don't be afraid to talk to as many people as possible during this portion of your design.
在设计的这个部分，不要害怕与尽可能多的人交谈。
I cry to you, o Lord; I say, 'you are my refuge, my portion in the land of the living.'
我说，你是我的避难所。在活人之地，你是我的福分。
Theoretically, this piece, or unit, should be the smallest testable portion of source code.
理论上讲，这个代码片段（或者说是代码单元）是源代码中最小的可测试部分。
Theoretically, this piece, or unit, should be the smallest testable portion of source code.
理论上讲，这个代码片段（或者说是代码单元）是源代码中最小的可测试部分。
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