tear-gas

基本解释

Still, there is only so much tear-gas that visitors to the museums and ancient sites of downtown Athens can be expected to ingest.
只有在雅典市中心的博物馆和历史遗址处参观的游客才可能受到垂泪瓦斯的接待。
Palestinian residents described how on June 27th police charged through Silwan’s narrow thoroughfares firing tear-gas grenades through windows and doors, choking people inside their homes.
巴勒斯坦人讲述着6月27日警察是怎样冲过西尔万狭窄的道路而后对着窗户门发射催泪弹，让屋里的居民窒息而死。
The police-more in the habit of using sticks and bamboo shields-have struggled, fighting back with huge quantities of tear-gas (tens of thousands of canisters were fired in 2010) and then bullets.
警察通常习惯于用棍棒和竹制的盾牌战斗，然后用数量庞大的催泪瓦斯（2010年数以万计的用于装载这些瓦斯容器被使用），最后就会开枪。

Security forces fired tear gas to break up the pro-Zelaya marchers, who are also accused of vandalizing buildings in the country's capital overnight.

They have already clashed twice with the police, who used tear-gas to control them.
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They could not be seen to abandon a longstanding ally at the first whiff of tear-gas.
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But swarms of protesters again poured on to the streets, defying tear-gas, warning shots and baton charges.
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Tear gas is a gas that causes your eyes to sting and fill with tears so that you cannot see. It is sometimes used by the police or army to control crowds.