1·I was confronted with an array of knobs, levers, and switches.
我面对着一排旋钮、控制杆和开关。
—— 《柯林斯英汉双解大词典》
2·The front window switches are awkwardly placed on the dashboard.
前窗的开关安装在仪表板上，使用不便。
—— 《柯林斯英汉双解大词典》
3·There are also instructions about the function of all the buttons and switches.
这里还有关于所有按钮和开关功能的说明。
4·Unfortunately, electronic switches that are this small cannot withstand intense radiation.
遗憾的是，这么小的电子开关无法承受强烈的辐射。
5·Electronic computer chips made of tiny silicon wafers now regularly contain millions of electronic switches.
由微小硅片制成的电子计算机芯片现在通常包含数百万个电子开关。