Word · CEFR C2 · Frequency #14483
cull
剔除；淘汰
remove something that has been rejected
- 1.
To pick or take someone or something (from a larger group).
从较大的群体中挑选或带走某人或某物。
- 2.
To gather, collect.
收集,采集。
- 3.
To select animals from a group and then kill them in order to reduce the numbers of the group in a controlled manner.
从群体中挑选并宰杀动物,以控制种群数量。
- 4.
To kill (animals, etc).
杀死(动物等)。
- 5.
To lay off in order to reduce the size of, get rid of.
为缩减规模而裁减,去除。
- 6.
To selectively not render or process certain objects, such as polygons.
选择性地不渲染或处理某些对象,如多边形。
从较大的群体中挑选或带走某人或某物。；收集,采集。；从群体中挑选并宰杀动物,以控制种群数量。；杀死(动物等)。；为缩减规模而裁减,去除。
In use
The editor culled the weakest paragraphs from the report before printing it.
Wildlife managers cull sick deer when the herd becomes too large.
The breeder keeps the healthiest animals, and the culls are sold at auction.
cull sth (from sth)
动词用法：cull 为及物动词，表示“剔除、淘汰”，可在宾语后接 from 短语说明来源；也可用被动语态 be culled。
The farmer culled the sick animals from the herd.
农民从牛群中剔除了病畜。
be a cull
名词用法：cull 为可数名词，指被剔除或淘汰的个体；常用 be a cull 表示“属于被淘汰之列”，复数形式为 culls。
The weakest lamb was a cull.
最弱的羊羔是被剔除的个体。
Verb forms
base cull · third person culls · -ing culling · past culled · past participle culled
作动词时表示有选择地剔除、淘汰（常指动物），也可表示挑选、采集。
Connections
Collocations
- cull the herd
- 淘汰畜群（中的病弱个体）
- Farmers cull the herd to prevent disease from spreading.农民淘汰病弱牲畜以防疾病传播。
- cull data
- 筛选数据
- The team culled the data from public records.团队从公共记录中筛选数据。
- cull from
- 从……中挑选
- The stories were culled from local folklore.这些故事是从当地民间传说中挑选出来的。
- cull sick animals
- 剔除患病的动物
- Park rangers cull sick animals to protect the healthy population.公园管理员剔除患病的动物，以保护健康种群。
- cull the weak
- 淘汰弱者
- In nature, predators help cull the weak.在自然界，捕食者有助于淘汰弱者。
Idioms & figurative uses
Learner notes
Memory Tip
cull：想象用 C 形钩子把羊群中的病羊钩走剔除，剩下的才是好的。
Context & Register
语域：mixed 常见场景：动物管理、数据清理、产品筛选 该词多用于书面或专业语境：作动词常表示有选择地剔除或清除，常见于动物管理、数据清理等场景；作名词则指被剔除的等外品或动物。口语中较少单独使用，通常可改用更常见的词语，如 remove、淘汰。
Pronunciation & Spelling
These six words all rhyme with cull (/kʌl/): the stressed vowel and following consonant are /ʌl/. Watch out for lookalikes that sound different: pull /pʊl/ and full /fʊl/ rhyme with each other but not with cull, and call /kɔːl/ has a different vowel.
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, OCTANOVE, WIKTIONARY.