redline

中文： 加红线标出、以最高转速运行、划红线歧视

1. To mark a drawing or document for correction or modification.
2. To operate a device at one or more redlines.
3. To run an internal combustion engine to its maximum or maximum recommended speed.
4. To deny or complicate access to services (such as banking, insurance, or healthcare) to residents in specific, often racially determined, areas. (US)
5. To achieve audio levels that will cause clipping (indicated by red in an audio meter).

He/she/it redlines · 过去式 redlined · 过去分词 redlined · -ing形式 redlining