1. 抹音：Erasing 擦除,清洗 | Erasure 抹音 | Erase 消除,消

2. 消除：消侧音电路 anti-sidetone circuit | 消除 erasure | 消喀呖音电路 anti-click circuit

3. (录像或磁盘) 洗影或洗音：equivalent focal length 等效焦距 | erasure (录像或磁盘) 洗影或洗音 | ester base 矫基盐片基

1. 删除;丢失;破坏;消灭
The erasure of something is the removal, loss, or destruction of it.

e.g. ...a further erasure of the UK's thin manufacturing base.
对英国制造业薄弱基础的进一步破坏
e.g. ...the final and cataclysmic erasure of all the remaining dinosaurs 65 million years ago.
6,500万年前所有残存恐龙的最终灾难性灭绝

noun

1. deletion by an act of expunging or erasing

Synonym: expunctionexpunging

2. a surface area where something has been erased

e.g. another word had been written over the erasure

3. a correction made by erasing

e.g. there were many erasures in the typescript