Word · Frequency #21741
locust
蝗虫
a migratory grasshopper of warm regions having short antennae
- 1.
Any of the grasshoppers, often polyphenic and usually swarming, in the family Acrididae that are very destructive to crops and other vegetation, especially migratory locusts (Locusta migratoria).
- 2.
migratory grasshoppers of warm regions having short antennae
温暖地区的迁徙蝗虫,短触角
- 3.
Any of various often leguminous trees and shrubs, especially of the genera Robinia and Gleditsia; locust tree.
- 4.
hardwood from any of various locust trees
各种洋槐树的硬木
- 5.
A cicada.
- 6.
any of various hardwood trees of the family Leguminosae
豆科的各种硬木树
温暖地区的迁徙蝗虫,短触角；各种洋槐树的硬木；豆科的各种硬木树；蚱蜢；蝉
In use
A swarm of locusts destroyed the farmer's crops.
The locust landed on a leaf and ate it in minutes.
Scientists are studying how locusts communicate to prevent outbreaks.
a swarm of locusts
swarm 指“一大群（飞行昆虫）”，后接复数名词 locusts。
A swarm of locusts can strip a field of crops in minutes.
一群蝗虫能在几分钟内把田里的庄稼吃光。
a plague of locusts
plague of locusts 是固定搭配，强调蝗灾的严重性和破坏性。
The country is battling the worst plague of locusts in living memory.
该国正在与人们记忆中最严重的蝗灾作斗争。
locusts + descend on + place
descend on 表示“突然大批到达”，常用来描述蝗虫等生物的入侵。
Connections
Collocations
- a swarm of locusts
- 一群蝗虫
- A swarm of locusts destroyed the crops.一群蝗虫毁掉了庄稼。
- desert locust
- 沙漠蝗虫
- The desert locust is a major agricultural pest.沙漠蝗虫是一种主要的农业害虫。
- plague of locusts
- 蝗灾
- The plague of locusts devastated the region.蝗灾摧毁了该地区。
- like locusts
- 像蝗虫一样（大批地）
- Tourists descended on the village like locusts.游客们像蝗虫一样涌进村庄。
Idioms & figurative uses
- like locusts
- 像蝗虫一般（成群结队地涌来并大肆消耗）The tourists arrived like locusts, stripping the village shops bare.游客像蝗虫一样蜂拥而至，把村里的商店扫荡一空。
Learner notes
Memory Tip
谐音联想：locust 像 low cost（低成本），但蝗虫过境绝非低成本——记住这场‘天价’蝗灾。
Context & Register
语域：neutral 常见场景：新闻报道（蝗灾）、科普/自然讨论、文学比喻 locust 是中性常用词，通常用于书面和口语；多出现在新闻报道或科普文章中，指成群迁飞的蝗虫。本身没有明显的口语或书面语限制，正式程度随语境变化。
Pronunciation & Spelling
与 /ˈloʊkəst/ 押韵的词有 focused、unfocused（均含 /foʊkəst/）。locus 拼写相近但读 /ˈloʊkəs/，结尾没有 /t/；custody、custom 的 -cust- 读 /kʌ-/；bust 虽与 locust 一样以 -ust 结尾，却读 /bʌst/。这些词都容易与 locust 混淆，请注意区分。
Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.