helicopter landing zone

基本解释

A helicopter-landing zone (LZ) was established in an appropriate area approximately 400 ft from the transportation site.
直升机起降区域在运输区外大约400英尺处的适当位置上建立起来。
A CH-46E Sea Knight helicopter with Marine Medium Helicopter Squadron 265 lands at an improvised landing zone in Sendai on March 14, 2011.
2011年3月14日，一架载有265海军中队的CH-46E型海洋骑士直升机降落在了仙台地区的一处临时搭建的停机坪上。
An American CH-47 transport helicopter was struck by what witnesses described as a portable heat-seeking surface-to-air missile after taking off from a landing zone.
目击者声称，美国一架CH-47运输直升机从着陆区起飞后，便被便携式地对空热寻导弹所击中。最初报告为“该直升机在横越赫尔曼德河不久后，与导弹交战并被击毁。

For example, you're two miles out from a helicopter landing zone, flying 230 knots as an airplane.
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