It was machine gun fire.

是机关枪在扫射。

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Many companies have various urgent fire drills on machine security and maintenance issues.

许多公司对机器安全和维护问题有各种各样消防演习式的训练。

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You see descriptions of each of the states, followed by the events supported by the state machine. After each event, you see a series of transitions that each event will fire.

您可以看到每一个状态的描述，然后是状态机支持的事件，这之后，是每个事件将要触发的一系列转换。

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When the machine guns opened fire, American soldiers began moving up San Juan Hill.

VOA: special.2010.07.15

He taught himself to be a pilot. During World War II, he designed a machine used to train military aircraft crews to fire guns at enemy aircraft.

VOA: special.2009.01.14

They set off a string of bombs that damaged equipment in the machine room and started a fire that authorities rushed to put out.

VOA: standard.2010.07.21

Capt Dobbin, from Reigate, Surrey, led the attack in the face of machine gun fire just metres away.

BBC: Capt Mike Dobbin

The inquest in Cardiff head that nearby Freshwater West beach may have been sprayed with machine gun fire.

BBC: Ranger Michael Maguire

While leading a flanking maneuver, he was shot in the stomach from machine gun fire some 40 yards away.

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