water-cannon

基本解释

Anti-nuclear demonstrators stand in front of a water cannon during a protest outside a nuclear waste storage facility in Germany.
德國核廢料存儲工廠外擧行抗議行遊的反核主義者們。
Check out the dashboard and water-cannon control panels, featuring joysticks and a prominent "i-drive"-style controller knob mounted on the center console
機具的儀表板和水砲的控制麪板、富有特色的操縱杆和安裝在中控台上的一個凸起的"i-drive"自動駕駛風格的控制鈕
Public broadcaster NHK reported that at least 12 water-cannon trucks would be brought in, so that forces could try to douse the reactor from the ground
NHK公衆廣播報道稱，至少有12架高壓水槍車駐紥進場地，以保証可以從地麪對反應器注水。

Curfews, water-cannon and arrests have failed to prevent clashes from engulfing two northern towns.
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It took riot squads six hours to disperse the attackers, apparently because most of the troops exercised restraint: they relied largely on tear-gas, water cannon, shields and clubs, and shots fired in the air.
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A water cannon is a machine that shoots out a large, powerful stream of water. It is used by police to break up crowds of people who are protesting or fighting.