This new weapon is called a Long Range Acoustic Device (LRAD) .
这种新型武器叫做远程定向声波发射器（LRAD）。
What could be inferred from Paragraph 2 about the effect of the LRAD?
从第2段可以推断出 LRAD 会带来什么影响？
The noise from the LRAD is directed like a ray of light and travels only into the ears of that person, but it is not deadly.
远程定向声波发射器（Long Range Acoustic Device）发出的噪音像光线一样，进入指定人的耳朵中，然而它并不致命。
Rather than using pure volume to throw sound far, the LRAD reaches distant ears by focusing the audio beam.
甚至用一种纯洁的声音传播的远远的，LRAD通过聚集的声音柱将声音传到远方的耳朵里。
When in weapon mode, LRAD blasts a tightly controlled stream of caustic sound that can be turned up to high enough levels to trigger nausea or possibly fainting.
当作为武器模式时，LRAD爆发出一条紧密的支配的尖刻的声音流，它能调到足够高的程度，引发恶心或者可能是晕倒。
LRAD has been used successfully, in one instance protecting a large cruise ship from pirates off the coast of Somalia who had rocket-propelled grenades and machine guns.
LRAD已经成功应用在各个领域，其中一个例子就是，LRAD已被用于保护大型巡洋舰不被装备榴弹炮和机枪的索马里海盗袭击。
LRAD has been used successfully, in one instance protecting a large cruise ship from pirates off the coast of Somalia who had rocket-propelled grenades and machine guns.
LRAD已经成功应用在各个领域，其中一个例子就是，LRAD已被用于保护大型巡洋舰不被装备榴弹炮和机枪的索马里海盗袭击。
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