1. 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）。
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2. 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？
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3. 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。
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4. 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。
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5. 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.
6. 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.
7. 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.
