名词
中文翻译：Unknown
同义词：
['gas barrier', 'gas barrier system', 'gasprotection']
例句：
-
1. Thegas defence system is designed to protect againstharmful chemicals in the air.
这个气体防护系统旨在保护人们免受空气中有害化学物质的伤害。
-
2. The engineers worked tirelessly todevelop a gas defence that could withstandthe harsh conditions of the battlefield.
工程师们夜以继日地工作，开发了一种能够承受战场恶劣条件的气体防护装置。
-
3. The gas defence was so effectivethat it prevented the spread of the virusthroughout the city.
这种气体防护非常有效，以至于它阻止了病毒在整个城市的传播。