人可以阅读此收据,决定它包含的数据,然后通过键盘输入这次交易。
A human reader would scan this receipt, decide on the data it contains, then enter the transaction via the keyboard.
输入数据时,在智能手机上有限的键盘中处理文本会很麻烦。
Handling text on your smartphone's limited keyboard can be a bit cumbersome when entering your data.
多数情况下,您会使用键盘作为stdin:例如,您需要输入要排序的数据行。
Most often, you provide stdin using the keyboard: you type the data you want sorted on a series of lines, for example.
If you want to get some input from the user, my God I don't want to have to program it to low level zero and 1 just to get keys from the keyboard; please let there have been someone who does that for me and indeed there are an increasingly sophisticated options that you can pull off the shelf.
如果你想获得一些用户的输入数据,我的上帝,我可不希望在键盘上敲入0,1的低水平方式来编程;,希望有个人能帮我做这件事吧,但是现有的选择,也变得日益复杂了。
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