With two keys, ink in the channels can be emptied and ink tank can be changed easily for different model and mark cartridges.
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Triple DES with Two Keys 双密钥的三重DES
It comes with two keys - stick one in and the car behaves normally; use the other and it becomes a racing beast.
卖给你的时候它配有两把钥匙——插上其中一把,这就是一普通汽车,但是用另外一把,它就会变成一头竞速的野兽。
The lock, which comes with two keys, should not be considered as a proper security device however as acrylic is easy to break into.
这款锁配有两把钥匙,但并不能算是合格的安全装置。因为它由丙烯酸制成,很容易被撬开。
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