1. 扣减：a payment or serious payments 一次或多次付款 | abatement 扣减 | absolute and unconditional payments 绝对和无条件付款

2. 减免或减轻：years of age 岁、年岁 | Abatement 减免或减轻 | abduction 拐带

3. 消除：abate 使减少 | abatement 消除 | abatis 铁丝网

1. 减弱;减轻;减少
Abatement means a reduction in the strength or power of something or the reduction of it.

e.g. ...the abatement of carbon dioxide emissions.
二氧化碳排放的减少
e.g. ...noise abatement.
噪声消退

noun

1. the act of abating

e.g. laws enforcing noise abatement

2. an interruption in the intensity or amount of something

Synonym: suspensionrespitereprievehiatus