Word · Frequency #1780
cleaner
干净的；清洁的
cleaner is the comparative of clean.
free from dirt, germs, or contamination; not dirty or polluted
- 1.
Free of dirt, filth, or impurities (extraneous matter); not dirty, filthy, or soiled.
无污垢、污物或杂质；不脏
- 2.
Free of contamination, (unwanted) germs, infection, or disease.
无污染、细菌、感染或疾病
- 3.
Free of imperfections, blemishes, or defects.
无瑕疵、污点或缺陷
- 4.
Free of immorality or criminality.
无不道德或犯罪行为
- 5.
Free of infiltration by covert listening or recording devices (bugs), enemy spies, etc.
无窃听或录音设备、敌方间谍等的渗透
- 6.
Empty.
空的
- 7.
Smooth, exact, and performed well.
光滑、精确且表现良好
- 8.
That does not damage the environment (as much as some alternative).
对环境无害的
- 9.
Allowing an uninterrupted flow over surfaces, without protrusions such as racks or landing gear.
表面流畅无障碍
- 10.
Having the undercarriage and flaps in the up position.
起落架和襟翼收起的
- 11.
Well-proportioned; shapely.
比例匀称的；形状优美的
- 12.
Utter, complete, total; pure; free from restraint.
完全的；纯粹的；无拘无束的
无瑕疵的；光洁的；清白的；正派的；完全的；彻底的；纯粹的；空的；未用过的；利落的；干净利落的
In use
The desk is clean after I wiped it.
My room is cleaner than my brother's.
This is the cleanest bathroom in the house.
Connections
Collocations
- clean water
- 干净的水；清洁的饮用水
- Access to clean water is a basic human right.获得清洁饮用水是一项基本人权。
- clean energy
- 清洁能源（不污染环境的能源）
- The country plans to invest more in clean energy.该国计划加大对清洁能源的投资。
- keep a clean sheet
- 保持零封；不失球
- The goalkeeper kept a clean sheet in the final.这位门将在决赛中保持了零封。
- clean record
- 无犯罪记录；清白的历史
- He has a clean record and has never been arrested.他没有犯罪记录，从未被捕。
- clean break
- 彻底的断绝；完全分开
- She decided to make a clean break from her old life.她决定与过去的生活彻底决裂。
- clean slate
Learner notes
Memory Tip
想象字母 c 像一把弯弯的扫帚，扫过之后地面干干净净，clean 就是“干净的”。
Context & Register
语域：neutral 常见场景：everyday cleaning、hygiene and health clean 表示“干净的；无污垢的”时语气比较中性，通常在日常对话和书面说明中都很常见，没有明显的正式或随意色彩。多用于描述物体、场所或身体部位不脏，也常见于清洁建议和卫生语境。
Grammar Note
形容词，表示干净、无污垢；可作定语或表语。常接介词of表示‘无…’
Pronunciation & Spelling
根据本词条给出的读音 /kleːn/，英语中几乎没有常用词与其押韵。下面列出的单词多为拼写相似词：bean、lean、mean、green 的读音均为 /iːn/，如 /biːn/ 等，与原词的 /eːn/ 不同；clear 读 /klɪr/，cleanse 读 /klenz/，在元音和辅音上均不相同。请勿仅凭拼写推断读音。
High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Usage priority
Collins 词频等级为 4，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 DICTIONARY_API_DEV, ECDICT, WIKTIONARY.