... gas propellant rocket 气体火箭启发机 gas protective clothing 防毒气服装 gas pump 煤气泵 ...
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non-gas-tight protective clothing 非气密型防护服
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No-one was wearing gas masks or any special protective clothing and yet this was the scene of the latest outbreak of a potentially deadly disease.
BBC: New York media unfazed by anthrax
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