It's a simple question and it comes in really handy.
这个问题很简单并且很能够派得上用场。
There can be situations where it's really handy to have the flexibility of the copy clause.
在某些情况下，“copy” 子句的灵活性确实能够提供方便。
This is really handy if you're dealing with data that varies slightly, or data that has special characters that would be awkward to escape.
如果您需要处理一些略有变化的数据，或者包含难以进行转义的特殊字符的数据，那么使用这个符号是非常方便的。
It's really handy to be able to float while giving children instructions.
在指导孩子们游泳时，能漂浮在水面上真的是件轻而易举的事。
Really handy in scenarios when different Flex applications communicate with each other.
当不同的Flex应用程序相互通讯时将会非常方便。
Really handy in scenarios when different Flex applications communicate with each other.
当不同的Flex应用程序相互通讯时将会非常方便。
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