Red is widely used to indicate danger (high voltage signs, traffic lights).
红色广泛用于指示危险(高压电警示、交通灯)。
Switch-Position Pilot Lights: Indicate source to which load is connected.
开关位置指示灯：显示负荷连接至哪一种源。
As a staff member or other person enters, the sink lights up in red to indicate that hands should be washed.
当医院人员或其他人员进入的时候，洗手台就会亮起红灯，表示需要洗手。
The car will flash lights twice to indicate doors have been opened.
车门打开时，车灯将闪烁两次进行提示。
The clear control display on the table-top and knee control also lights up in colour to indicate which of the four programs is currently selected.
工作台上清晰的控制显示器及膝部控制器将以不同颜色点亮，用以表示当前选择的程序(4个程序的其中之一)。
The clear control display on the table-top and knee control also lights up in colour to indicate which of the four programs is currently selected.
工作台上清晰的控制显示器及膝部控制器将以不同颜色点亮，用以表示当前选择的程序(4个程序的其中之一)。
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