Yes. It 's easy and convenient to use a computer. But it takes a long time to really master it.
是的。使用电脑很容易，也很方便，但要真正掌握它就需要时间了。
It 's easy and convenient to use a computer. But it takes a long time to really master it.
使用电脑很容易，也很方便，但要真正掌握它就需要时间了。
It 's easy and convenient to use a computer. But it takes a long time to really master it.
使用电脑很容易，也很方便，但要真正掌握它就需要时间了。
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