trailing gas shield

例句：

1. 1. The car's tailpipe shield is designed to reduce emissions.
   这款车的尾气屏障设计用来减少排放。
2. 2.The factory uses a trailing gas shieldto protect the workers from harmful fumes.
   工厂使用一个尾气屏障来保护工人免受有害气体的伤害。
3. 3. Thenew model has a moreadvanced trailing gas shield system.
   新款模型拥有更先进的尾气屏障系统。