n.辛烷(汽油中的化学物质，用于检测汽油的质量)

This car runs on gasoline with an octane rating of 95.
这辆车使用的是辛烷值为95的汽油。
The mechanic recommended adding an octane booster to the fuel for better performance.
机械师建议在燃油中添加辛烷提升剂以提高性能。
The old car needs a higher octane fuel to run smoothly.
这辆旧车需要更高辛烷值的燃料才能平稳运行。
The new engine requires premium unleaded gasoline with at least 90 octane.
新引擎需要至少90辛烷值的无铅汽油。
He was disappointed that his car wouldn't start without using high-octane fuel.
他很失望，没有使用高辛烷值燃料他的车就发动不起来。
The race car is tuned specifically for high-octane fuel to achieve maximum speed.
拉力赛车被专门调校以适应高辛烷值燃料，以达到最大速度。
It's important to check your vehicle's manual to ensure you're using the right octane level of fuel.
确保按照车辆手册使用正确的辛烷值燃料是很重要的。
The price of gasoline with high octane has increased significantly this year.
高辛烷值汽油的价格今年显著上涨。
Some engines can damage if they're not running on fuel with the appropriate octane rating.
如果发动机没有使用合适的辛烷值燃料，它们可能会受损。
He decided to switch to a cleaner, lower octane fuel after reading about its environmental benefits.
他在了解到其环保优势后决定改用更清洁、辛烷值更低的燃料。