这台洗衣机的开关有问题,不能用了。
The washing machine would not work because of a defect in the switch.
朱莉房间的门卡不能用了。
我看大概有一半的货不能用了。
And if your answer is no, your answer will be no, then you just know you can't use this equation here.
如果不是,那就不能,你就知道,你不能用这个方程了。
It gets really kind of trippy if you wanna output a backslash, \ you can't just use the backslash, \\ you need to use backslash backslash because otherwise a single backslash is confused with the so called escape character.
如果你想输出一个反斜杠,估计又得迷糊了,实际上,你不能直接用,而是要,否则一个\可能会被误认为,是转义字符。
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