pest
害虫
常用释义
英音[ pest ]
美音[ pest ]
变形
复数:
pests
基本释义
- n. 害虫，有害动物；<非正式>讨厌的人（或物）
- 【名】 （Pest）（德、捷）佩斯特（人名）
考试频率
六级
考频：近五年出现3次
- n. 害虫; 害兽
例句
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1·There is no pest here.这里没有害虫。
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2·This is almost a pest-control service.这几乎是一项虫害防治服务。
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3·The destiny of the pest in the chestnut is not known before reaching the destination.栗子中害虫的命运在到达目的地之前是未知的。
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4·The cane toad itself became a pest and has destroyed much of the wildlife on that continent.蔗蜍本身变成了一种害虫，并且已经破坏了那片大陆上的很多野生动物。
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5·This sea-water also kills off the greedy giant apple snail, an introduced pest that feeds on young rice plants.海水也杀死了贪婪的巨头苹果蜗牛，这种外来害虫以水稻幼苗为食。
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6·The cane toad was introduced back in 1935 to control an insect pest that was destroying Australia's sugarcane plantations.蔗蜍早在1935年就被引进，以控制一种破坏澳大利亚甘蔗种植园的害虫。
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7·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，海水也杀死了贪婪的巨型苹果蜗牛，一种以水稻幼苗为食的外来害虫。
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8·Ragwort was accidentally introduced to New Zealand in the late nineteenth century and, like so many invading foreign species, quickly became a pest.19世纪末，狗舌草被偶然引入新西兰，像许多入侵的外来物种一样，它很快就变成了一种有害生物。
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9·Short-term effects include the disturbances directly associated with the action of the pest, which may cause the defoliation, loss of vigor, or death of trees.短期影响包括与害虫活动直接相关的干扰，可能导致树木落叶、失去活力或死亡。
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10·To take an extreme example, farmlands dominated by a single crop are so unstable that one year of bad weather or the invasion of a single pest can destroy the entire crop.举个极端的例子，以单一作物为主的农田是如此不稳定，一年的坏天气或单一害虫的入侵可以摧毁整个作物。
网络释义
- pest control : 害虫防治
- pest management : 病虫害控制；病虫害治理；有害生物管理
- insect pest : 害虫
同义词
n.
害虫；[植保]有害之物；讨厌的人
同根词
词根：
pest
pesky
adj
讨厌的；麻烦的
pestilent
adj
致命的；有害的；恼人的；危害社会的
pestiferous
adj
传播疾病的；有害的，毒害的；邪恶的
pestilential
adj
引起瘟疫的；瘟疫似的；讨厌的
pesky
adv
极端
pestilence
n
瘟疫（尤指鼠疫）；有害的事物