We had discounted the effect of an earthquake.是什么意思？

We had discounted the effect of an earthquake.

我们在地震发生前采取了预防措施。

we

pron. 我们，咱们，笔者，本人，朕，人们；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

discounted

adj. 已贴现的；已折扣的；v. 打折扣(discount的过去分词)；不重视；

例句
Tour prices are being discounted as much as 33%.
旅行价格打了 6.7 折之多。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

effect

n. 影响，效果，印象，所有物；vt. 使发生，引起，产生（效果）；

例句
The police said Mr Hadfield's decision would have no adverse effect on the progress of the investigation...
警方称哈德菲尔德先生的决定将不会对调查的进展造成不利影响。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

an

art. 一（在元音字母前代替不定代词a），一任一某一，一个；

例句
He started eating an apple...
他开始吃苹果。

earthquake

n. 地震，大变动，动乱；

例句
Government officials visited the earthquake zone on Thursday morning to co-ordinate the relief effort.
星期四上午，政府官员视察地震灾区，以协调救援工作。