pest怎么读?pest是什么意思?

pest怎么读?

英 [pest] 美 [pest]

pest是什么意思?

n.害虫;害兽;害鸟;讨厌的人(或物)

复数： pests

例句：

1.Each year ten percent of the crop is lost to a pest called corn rootworm.

一种叫玉米根虫的害虫每年会让粮食减产10%。

2.At the same time, this sea-water also kills off the greedy giant apple snail, an introduced pest that feeds on young rice plants.

与此同时海水也***死了贪婪的巨头苹果蜗牛，这种外来害虫以水稻幼苗为食。

3.That child is being a real pest.

那个孩子真讨厌。

4.One hundred million rats are killed each year by pest exterminators.

每年灭鼠人员都会***死1亿只老鼠。