Question

abate
a.bate  AHD[…-b³t“]   DJ[*6be!t]  KK[*6bet]
v.（动词）  a.bat.ed,a.bat.ing,a.bates
v.tr.（及物动词）
1.To reduce in amount, degree, or intensity; lessen.See Synonyms atdecrease
    减少，降低：使在数量、程度或强度上减少；减轻参见decrease
2.To deduct from an amount; subtract.
    减去，减掉：从一数量中抽出；减掉
3.Law
  【法律】
4.To put an end to.
    终止
5.To make void.
    使失效
v.intr.（不及物动词）
1.To fall off in degree or intensity; subside.
    减弱，缓和，消退：降低程度或强度；消退
2.Law To become void.
  【法律】 失去效用
ORIGIN
1.Middle Englishabaten
    中古英语abaten
2.from Old Frenchabattre [to beat down]
    源自 古法语abattre [打倒]
3.a- [to]  from Latinad- * see  ad-
    a- [去]  源自 拉丁语ad- *参见ad-
4.batre [to beat] * see  batter¹
    batre [打] *参见batter¹