Word · Frequency #14443
encase
包住；裹住；把…装箱
to enclose something in or as if in a case
- 1.
To enclose, as in a case.
装入盒(箱)中；包围。
装入盒(箱)中；包围。；把...装入箱内；包住
In use
The chocolate candies are encased in a thin layer of sugar coating.
They encase the fragile statue in a wooden box before shipping it.
A protective layer of plastic encases the cable to keep it safe.
encase sth in sth
encase 是及物动词，常用 in 引出包在外面的材料或容器。
The technician encased the delicate wires in a plastic sleeve.
技术员将细电线封装在塑料套管里。
be encased in sth
被动语态常用来描述物体被完全包住的状态，在正式或科技文体中很常见。
The ancient coin was encased in a block of resin.
这枚古币被封装在树脂块里。
Verb forms
base encase · third person encases · -ing encasing · past encased · past participle encased
规则动词；现在分词为 encasing（去掉词尾 e 再加 ing）。
Common mistakes
The wires were encased with rubber.The wires were encased in rubber.
encase 表示“包住、裹住”时，包在外面的材料要用介词 in 引出，表示“被包裹在…里面”；with 表示工具或伴随，不能表达包裹的位置，所以应把 with 改成 in。
The ancient coin encased in a glass box.The ancient coin is encased in a glass box.
encase 是及物动词，必须接宾语。当主语是被包裹的物体时，要用被动语态 be encased in，不能把 encase 当作不及物动词直接使用主动形式。
Connections
Collocations
- encase in concrete
- 用混凝土包裹
- The pipes are encased in concrete to protect them from damage.管道用混凝土包裹以防止损坏。
- encase in glass
- 用玻璃罩住
- The museum encased the ancient artifact in glass.博物馆用玻璃罩住了这件古代文物。
- encase in plastic
- 用塑料密封包住
- Each wire is encased in plastic to prevent short circuits.每根电线都用塑料密封包住以防短路。
- encase in resin
- 用树脂包裹
- The artist encased the flower in clear resin to preserve it.艺术家用透明树脂包裹花朵以保存它。
- fully encased
- 完全包裹的
- The device remains fully encased in a protective shell.该设备完全包裹在保护外壳内。
- encase within
Learner notes
Memory Tip
想象 en（使）+ case（箱子）：把东西装进箱子，包住它，就是 encase。
Context & Register
语域：formal 常见场景：technical writing、formal descriptions、product instructions encase 通常用于正式或较书面的描述，多出现在技术说明、新闻报道、产品介绍等语境中；日常口语中较少直接使用，更多说 cover 或 wrap。
Pronunciation & Spelling
All listed words rhyme with 'encase' in the stressed vowel and following sounds, sharing the /eɪs/ ending. Spelling varies (-ase, -ace) but pronunciation matches.
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.