电梯的关门按钮真的是毫无用处的吗？
Is it true that the elevator close-door button is completely useless?
电梯停站开门到位时，按下关门按钮，门立即被关闭。
When a car stops and doors are fully opened , press the close door button , the door close immediately.
电梯里的关门按钮常常起心理安慰作用，好让那些连10秒钟都觉得漫长难捱的乘梯人分散注意力。
The door-close button in elevators, so often a placebo used to distract riders to whom ten seconds seems an eternity.
只有美国消防员和维修人员有密码或者特殊的钥匙时，他们才能按按钮加速关门的过程。
Only US firefighters and repairmen can use the buttons to speed up the door-closing process if they have a code or special keys.
我疯狂地摁着“关门”的按钮，但是必须把受伤的男人的脚挪开才能让门关上。”他说。
I frantically pressed the 'close door' button but had to move the shot man's foot for the doors to close, " he said.
关门系统在同时按下两个关门“CLOSE”按钮时才能正常关闭。
The door closed only on the two "CLOSE" switches is touched at the same time.
关门系统在同时按下两个关门“CLOSE”按钮时才能正常关闭。
The door closed only on the two "CLOSE" switches is touched at the same time.
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