With the motherboard out of the rear case, the flash unit simply lifts out.

取出主板之后的剩下部分，可以取出闪光灯部件。

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They set off, two men out in front as scouts, two behind in case of any attack from the rear.

他们出发了，两人在前作为侦察员，两人殿后以防后方攻击。

《柯林斯英汉双解大词典》

Right after he got the news, a truck rear-ended his car at a stoplight, sending him to the emergency room with a painful case of whiplash.

在获悉这个消息后，乔希的车在红灯前又被一辆卡车追了尾，他不得不因为剧痛的颈椎过度屈伸损伤而到急诊室接受治疗。

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In case of rollover, the rear headrests deploy to protect all passengers.

FORBES: Test Drives

Flywheel technology uses two electric motors at the front axle to supplement the engine (in this case, a 480 horsepower rear-mounted engine).

FORBES: Names You Need to Know in 2011: Flywheel Battery Technology

Overall, NBC still ranked behind CBS and ABC, but at least it was no longer bringing up the rear in fourth place, as had been the case for several years.

WSJ: Comcast doubles down on TV in $16.7B deal for NBCU