例句與造句

1. And he won't leave a trail of noxious tail pipe emissions as he literally hums down the street.
2. Current vehicle pollution control technology _ catalytic converters _ focus on reducing tail pipe emissions that combine with sunlight to form ozone.
3. In urban environments, vehicle tail pipe emissions are the major source of many air pollutants such as ultrafine particles, fine particles, carbon dioxide, NOx.
4. For two weeks, air quality officials and police agencies used a device that measured tail pipe emissions from passing cars to catch those that were belching excessive pollution.
5. It's difficult to find tail pipe emissions in a sentence. 用tail pipe emissions造句挺難的