If you interview an instructor and it appears he's afraid to admit when he obviously doesn't know the answer to something, that should activate red flashing lights and buzzers .

当你面试一个教练的时候，如果他对于不懂的问题表现得很慌张并不愿承认，那么你该亮起红灯把他排除在你选择之列了。

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You could hear the chirping of the locator devices the fire fighters wear, hear the whistle of the respirators, see only the lights flashing red and yellow through the haze.

朦胧中你只能听见消防员带的定位设别吱吱的响，防毒面罩内轻声低语，只能看到红色和黄色的灯在一闪一闪。

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Pay attention to the flashing lights on the bus, and stop when the lights are red and the STOP arm is extended.

注意车上的闪光灯，如果红灯亮了或标记停止的手臂伸出的话立刻停车。

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The failures are indicated by three red flashing lights on the console.

BBC: NEWS | Business | Microsoft facing $1bn Xbox bill

With exogenous red-lights flashing brightly in the euro zone, demand for the dollar is building.

FORBES: Dollar Soars As Euro Snores

Focused on trying to steer the economy, Greenspan ignored the flashing red lights, as did his successor, Ben Bernanke.

FORBES: Magazine Article