Later in the century scientists and technicians started to look at the practical purposes for which fireworks might be employed, such as using rockets to help sailors establish their position at sea.

在该世纪后期，科学家和技术人员开始研究烟花的实际用途，比如利用烟花帮助水手确定他们在海上的位置。

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Repetitive motions, such as using the phone, typing with bent wrists and using a mouse.

重复性的动作，比如打电话、用弯曲的手腕打字或者使用鼠标。

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You'll also learn several Web techniques, such as using filters and browser ID cookies.

您还会了解到几个Web技巧，例如如何使用过滤器和浏览器ID cookies。

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Or,they can be more complex such as using liquid glazes to change the color or shininess of the clay surface.

VOA: special.2009.09.09

And if they do not have a traditional coffin to sleep in during the day, they can find other answers, such as using a car.

VOA: special.2010.01.20

The artist can shape the hot glass using metal tools such as jacks, tweezers and shears.

VOA: special.2009.09.16

Alternatives, such as using a baton or a police dog, often resulted in worse injuries than being Tasered, he added.

BBC: Andrew Pimlott

It is only considered where conventional treatment, such as using an existing family member as a donor, has been ruled out.

BBC: Embryology Bill: The key points

Cost effective ways of digitizing AV materials and providing access were presented, such as using open source programs available on the web.

UNESCO: Education