He was about to shut the door when an idea came to him.
他正准备关门时，突然想起了一个主意。
A number of things happen when an oral tale gets written down.
当一个口头故事被写下来的时候，会发生很多事情。
He said when an elephant has fleas, it is the fleas that do the jumping.
他说，当一头大象有了跳蚤，是跳蚤在跳。
When an oil pool or field has been discovered, wells are drilled into the ground.
当发现一个油藏或油田时，就在地下打井。
When an accident happens, you have to call the police.
当事故发生时，你需要喊警察。
I was just about to go out when an unexpected visitor came.
我正要出门，这时候来了一位不速之客。
When an AdminP request may fail.
当adminp请求可能失败时。
Pay attention when an easy path emerges.
注意，当一个容易的途径出现时。
When an opportunity comes along, take it.
机会来了，抓住它。
Function callback when an assertion fails.
断言失败时的函数调用。
This is called when an end tag is encountered.
遇到结束标记时会调用此方法。
Make sure that when an error occurs you clean up.
确保在错误发生时进行清理。
When an underdog fought like David, he usually won.
当弱者像大卫一样战斗，他们通常能赢。
When an appointment is announced, take it with you.
当你要去赴约时，随身携带。
When an item is selected, the named page is navigated to.
当选择一个项时，将导航到具有该名称的页面。
It's impossible to predict when an earthquake will strike.
预测一场地震什么时候发生是不可能的。
The first is when an individual is required to change roles.
第一种情况是需要个人改变角色时。
When an element is caused to combine with oxygen it is oxidized.
当使一种元素与氧化合时，即称其被氧化。
When an entry is deleted, it leaves an empty hole in the file.
删除一个条目时，会在文件内留下一个空洞。
Of course, it means a loss of quality when an icon is enlarged.
当然，这意味着当一个图标被放大时，该图标的质量会有所损失。
When an error occurs, make sure that enough data is logged.
错误发生时，确保记录了足够多的数据。
When an airplane's engines fail, it is not the end of the flight.
当一架飞机的发动机失灵时，飞机并未结束它的飞行。
Often, you want the user to indicate when an action should occur.
通常，您希望用户指出应该何时进行某项操作。
But when an SCA tool flags a problem, how should a team react?
但是当SCA工具标记了一个问题之后，团队应该如何作出反应呢？
When an agent becomes idle, it retains its agent private memory.
当代理变成闲置代理时，它仍然保留了其代理的私有内存。
Handy for multiple monitor issues when an application gets lost.
在应用丢失时便于处理多窗口问题。
Now consider what happens when an application changes a label's font.
现在，考虑一下当应用程序更改标签的字体时会发生什么。
Now consider what happens when an application changes a label's font.
现在，考虑一下当应用程序更改标签的字体时会发生什么。
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