我选定了一份文件，然后按下了删除键。
罗德尼把录音机放在桌面上，按下了播放键。
Rodney put the recorder on the desk top and pushed the play button.
所有宏指令都可以被设定为按某一快捷键开始运行。
按了几个键后，丽贝卡连接上了她在自由航空公司的电脑。
With a few keystrokes, Rebecca was connected to her computer at Liberty Air Service.
你检查了电源插头并按下播放键了吗？
这是四个极性键按空间对称聚集的结果。
This is the result of the four polar bonds clustering symmetrically in space.
具有多重碳-碳键的大分子的燃烧涉及到一系列更复杂的反应。
The combustion of larger molecules, which have multiple carbon-carbon bonds, involves a more complex series of reactions.
利福恩又按下播放按钮，播放了磁带，接着按了停止键，然后又按下倒带键。
Leaphorn pushed the play button again, ran the tape, pushed stop, pushed rewind.
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。
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.
这些分子燃烧起来比汽油更干净，部分原因是它们的碳-碳键更少（如果有的话），而且它们排放的碳氢化合物不太可能产生臭氧。
These molecules burn more cleanly than gasoline, in part because they have fewer, if any, carbon-carbon bonds, and the hydrocarbons they do emit are less likely to generate ozone.
有一个方便的键盘快捷键可用，不必滚动到屏幕的顶端。
There is a handy keyboard shortcut to save you having to scroll up to the top of the screen.
按“退出”键返回到你的文档。
按Esc键，退回到选单。
我停了磁带，按下倒回键。
与其把整个屏幕摆满新的快捷键，倒不如按一下屏幕底部的任务栏，切换到新桌面上。
Rather than crowd your screen with new shortcuts, you can switch to a new desktop by clicking on the taskbar at the bottom of the screen.
钢琴有两种类型的键，白键和黑键。
Piano has two types of keys, the white keys, and the black keys.
地图左边的键可以帮助你更好地理解它。
The key on the left of the map helps you best understand it.
应用推荐