减灾的英文：
measures to reduce disasters

measures是什么意思：
n. 测量，量度；措施；程度；尺寸
v. 测量；估量，权衡

landscaping measure
景观美化措施

This is a measure of dispersion.
这是量度离差的一个方法。

skewness is a statistical measure of the uniformity of the distribution of a group of measures
偏态是对一组分布均匀性测量的统计度量。

reduce是什么意思：
v. 缩减，减小；简化；将…还原；节食；降职

be reduced to (a) pulp
变成浆状,成纸浆 [软块]

They held a sale to reduce their inventory.
他们降价出售库存货物。

To reduce in rank;demote.
使降职，使…降级

disasters是什么意思：
n. 灾难，不幸；彻底的失败

to meet with disaster; to suffer disaster; to smart for
遭殃

Knowledge of the disaster soon spread.
灾难的消息很快传开了。

Let's forget the disaster.
让我们不要再把那场灾难放在心上了。