对焦的英文学名为Focus，通常数码相机有多种对焦方式，分别是自动对焦、手动对焦和多重对焦方式。
有三种对焦方式- 猜估， 用测距仪及自动对焦。
There are three types of focusing - guesstimate, rangefinder and autofocus.
皮卡德博士倒觉得应对焦虑问题，自己更倾向于使用低技术含量的方式：起身去散散步。
Picard said she prefers a low-tech way of responding to her own anxiety: she gets up and goes for a short walk.
以硼酸作钝化剂，通过系列试验考察了钝化剂浓度、焦炭质量和钝化方式对焦炭钝化效果的影响，并探讨了硼酸改善焦炭热性能的机理。
With the boric acid as the passivator, a series of tests were conducted to study the passivator density, coke quality and passivation method influenced to the passivation results of the coke.
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