Throughout the course of history, people have travelled for purposes of trade, religious conviction, economic gain, war, migration and other equally compelling motivations.

在整个历史进程中，人们为了贸易、宗教信仰、经济利益、战争、移民和其他同样强烈的动机而旅行。

youdao

Of course, China and America do not trade only with each other.

当然了，中国和美国不仅仅只局限于相互之间的交易。

youdao

The typewriter/computer/notebook are, of course, just the instruments of the trade, but it's possible they have more influence on the eventual product than we think.

打字机、电脑、笔记本，虽然都只是用来写作的工具，但它们对最终产出的作品的影响可能比我们想像的更大。

youdao

What good is it -- you'll remember -- what good is it, Milton asks, ; "to tend the homely slighted shepherd's trade"; that's, of course, the vocation of poetry if that shepherd-poet is just going to be struck down in his prime as Edward King had been?

大家可以看到，弥尔顿在这里发出了疑问，“进行平凡微不足道的诗歌创作“，又有何益;,当然，就田园诗人而言，诗歌的天命,是否在于如同爱德华金一般的英年早逝？

耶鲁公开课 - 弥尔顿课程节选

These then became the objects of trade, of commerce, and of course of human diets and these had nutritional implications for people in different parts of the world.

这些随后成为了交易品和商品,当然,也成为了人们的日常饮食,对于来自世界不同地方的人们,这些食物都是有营养方面的考虑的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So honestly, one of the best strategies in this course and in programming in general is-- generally speaking design, but it's these little tricks of the trade that will honestly make things much more fun, much more easier, and really allow you to focus on the juicy parts of the problem and not little tiny bugs that you may have started tripping over already.

说实在的，这堂课在编程方面最棒的策略之一,简而言之，就是--设计，但这只是一些让事情更简单,更容易的小技巧，让你专注于问题的核心关键,而不是一些可能让你绊倒的,这样或那样的小错误。

哈佛公开课 - 计算机科学课程节选

"If you have a registered trademark you can stop people using it in the course of trade for goods that are not yours or licensed or approved by you, " she said.

BBC: Row blows up over ownership of 'space marine' term

This means income earned from various forms of investments such as rental income are usually included in the determination of the 3.8% Medicare Surtax, so long as it is not earned during the ordinary course of trade or business.

FORBES: Not so Fast: an Additional Obstacle for Real Estate Professional in the 3.8% Medicare Surtax

The price boom had a big effect on sentiment and of course terms of trade but in terms of actual activity delivered into the Australian economy, it's been quite modest.

WSJ: Australia's Private-Equity Deals for the New Year