好词典

locust

UK //ˈləʊ.kəst//US //ˈloʊ.kəst//

词源

源自拉丁语 'locusta',最初指龙虾或蝗虫,后专指蝗虫。英语自13世纪开始使用。

noun

❶ 蝗虫,一种会成群迁徙并大量啃食农作物的昆虫,常造成严重农业灾害。

“A swarm of locusts destroyed the entire wheat field.”

(一群蝗虫毁掉了整片麦田。)

“Farmers fear locust outbreaks because they can eat all their crops.”

(农民害怕蝗虫爆发,因为它们会吃光所有庄稼。)

❶ 指某些北美树木(如刺槐),因其种子荚形似蝗虫而得名。

“The honey locust tree has long thorns on its branches.”

(皂荚树的枝条上有长刺。)

“Locust wood is very hard and durable for furniture making.”

(刺槐木材质地坚硬耐用,适合制作家具。)

同义词:grasshopper, cicada, katydid

常见短语

locust plague — 指蝗虫大规模聚集并破坏农作物的灾害事件,常造成严重经济损失。

“The country declared a state of emergency due to the locust plague.”

(由于蝗灾,该国宣布进入紧急状态。)

locust years — 比喻艰难困苦的时期,源自《圣经》中描述的七年蝗灾。

“The economic crisis brought locust years to many families.”

(经济危机给许多家庭带来了艰难岁月。)