The difference lies in whether the project is in a sense defined and developed by the student or whether it s assigned by a teacher.
区别在于这个项目是由学生定义和开发的，还是由老师指定的。
The experience of British business in Iran between the 1860's and the 1970's is one example of the changing importance of British enterprise in Asia as a whole.
19世纪60年代至70年代英国企业在伊朗的经历是英国企业在整个亚洲重要性不断变化的一个例子。
The plural 's' is not a free form, as it must always be attached to a noun.
表示复数的s不是自由语素，必须附着于名词。
This is what Murphy' s Law tells us: if things can go wrong, they will go wrong.
这就是墨菲定律告诉我们的：如果事情有可能出错，那么它就一定会出错。
This proved that Murphy' s Law is true: If the toast can land butter side down, it will do so.
这就证明了墨菲定律是正确的：如果面包片上的黄油能朝下，它就会朝下。
The Maker Movement is rediscovering learning by doing, which is Dewey' s phrase from 100 years ago.
创客运动正在重新发掘“干中学”，这是杜威在100年前的名言。
Fail—"a noun or interjection used when something is egregiously unsuccessful"—was 2009's the most useful word.
失败——“名词或感叹词，当某事非常不成功时使用”——被评为2009年最有用的单词。
As my colleague Vann Newkirk reported, Puerto Rico is still confronting economic and structural destruction and resource scarcity from 2017's Hurricane Maria.
据我的同事范恩·纽柯克报道，波多黎各仍然面临着2017年的飓风玛丽亚带来的经济结构性破坏以及资源短缺等问题。
As my colleague Vann Newkirk reported, Puerto Rico is still confronting economic and structural destruction and resource scarcity from 2017 s Hurricane Maria.
据我的同事范恩·纽柯克报道，波多黎各仍然面临着2017年飓风玛丽亚带来的经济和结构破坏以及资源短缺等问题。
"The most important about this discovery is TU-103's ability to produce butanol directly from cellulose," said Mullin.
“关于这个发现最重要的是TU-103从纤维素直接生产丁醇的能力。”穆林说。
However, in the late 1980s, some scientists were exploring Devil' s Hole, which is basically an extensive water-filled cave, far from the ocean, in Nevada2, in the western United States.
然而，在20世纪80年代后期，一些科学家在美国西部的内华达探索魔鬼洞，这基本上是一个广阔的充满水的洞穴，并且远离海洋。
The material typically used for the pages was parchment, which is animal skin that's stretched and dried under tension, so it become s really flat and can be written on.
书页通常使用的材料是羊皮纸，羊皮纸是一种动物的皮肤，其在张力的作用下被拉伸和变干，因此它会变得非常平整，并且你可以在上面写字。
The irony of the historian' s craft is that its practitioners always know that their efforts are but contributions to an unending process.
历史学家工艺的讽刺之处在于，它的实践者总是知道，他们的努力只是对一个永无止境的过程的贡献。
More than one third of all food created in the U. S. is wasted.
在美国制造的所有食物中，有三分之一以上被浪费了。
Talking to admissions professionals like Boshoven, you realize that the list of "don't"s in essay writing is much longer than the "do"s.
与博肖文这样的招生专家交谈，你会意识到论文写作中“不应该做的事情”的清单比“应该做的事情”要长得多。
One can always manage to do more things, no matter how full sb.'s schedule is in life.
一个人总是可以做更多的事，不管他生活中的日程安排有多满。
She thinks it is very important to protect people s privacy.
她认为保护人们的隐私非常重要。
Part of Chang'e 4's mission (使命) is to see how a moon base could be built for humans, including exploring (探索) whether humans could grow food and other plant products there.
嫦娥4号的部分使命就是探测怎样为人类建一个月球基地，包括探索人类是否能在上面种植食物和其他植物。
The moon's gravity is a sixth as strong as the earth's, so Chang'e-4's experiment was a test: would the earth plants know which way was up on the moon?
月球的引力是地球引力的六分之一，所以嫦娥四号的实验是一个测试：地球上的植物能知道月球上哪个是向上的方向吗？
Mary Barton, particularly in its early chapters, is a moving response to the suffering of the industrial worker in the England of the 1840's.
特别是《玛丽·巴顿》这本书的前几章，对19世纪40年代英国工业时代工人所受的苦难做出了感人的回应。
The S strand is ambisense and approximately 3.4 kb in size.
S链是双义的，大约3.4kb大小。
Syringa x hyacinthiflora is a cross between Syringa oblata and S. vulgaris.
紫丁香是扁形紫丁香和普通紫丁香的杂交品种。
Exel Printing Supplies Co., Ltd, is an exclusive sales company of Swan Coatings S/B in China.
深圳市出色印刷器材有限公司是盛旺涂料有限公司在中国的独家销售公司。
The whole system is a B/S prototype with a nicer interactive interface.
整个系统为B/S框架，具有良好的人机交互界面。
Realization of auto cut-screen in remote control is introduced based on C/S model.
主要介绍了C/S 模式下远程控制中自动截屏功能的实现方法。
A storm is classed as a super typhoon if it reaches maximum sustained 1-minute surface winds of at least 65 m/s.
如果风暴的最大持续时间为1分钟，表面风速至少为65米/秒，就会被列为超级台风。
All information provided when container gate-in terminal is accurate as well as in accordance with S/O data.
在集装箱进港时如实准确填报各项数据资料，且与订舱信息一致。
The ratio of signal to noise (S/N) is greatly improved through the phase sensitivity detection.
通过相位灵敏度检测，大大提高了信噪比。
Oman is the world "s easternmost Arabian country."
阿曼是世界上最东面的阿拉伯国家。
After all, it is Facebook! 's website.
毕竟它是脸谱网的网站。
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