As in uppercase and lowercase. Changing case requires nothing more than pressing the Shift or Caps Lock key, and yet so few designers take advantage of this technique's potential.

改变字母大小写不过是按一下Shift或者Caps Lock键的功夫，但很少有设计师好好利用了这一技巧的潜能。

youdao

The very mystery of him excited her curiosity like a door that had neither lock nor key.

他的神秘像一扇既没有锁也没有钥匙的门激起了她的好奇心。

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You can also find the power button and lock screen key on this squiggly cable, as well as another microphone for noise cancellation and improved voice quality.

这根弯弯曲曲的线缆上还能找到开机键和锁屏键，以及另外一个麦克风，用于噪音消除和提升语音质量。

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If I could get used to navigating via the numeric keypad with the num-lock key off, I'd be perfectly happy with the new keyboard.

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The entrance uses a number pad instead of a lock-and-key system.

NPR: 'Future Home' Adds Ease to Living for Everyone

She phoned twice from New York to make sure we were taking care of her house, and twice to complain about my place -- she couldn't turn the key in the lock, and the radiator was rattling too much.

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