Word · Frequency #26848
undercoat
涂底漆
核心释义
apply an undercoat to
- 1.
涂底漆
To apply an undercoat to.
用法In use
Before painting the door, we undercoated the wood with a white primer.
用法提示:undercoated 是 undercoat 的过去式,在句中作及物动词,表示涂底漆。
The painter undercoats every metal surface to prevent rust.
用法提示:undercoats 是 undercoat 的第三人称单数形式,作及物动词,表示涂底漆。
You should undercoat the walls before applying the final color.
用法提示:undercoat 为动词原形,用在 should 后,表示给……涂底漆。
undercoat sth
作及物动词,后面直接跟被涂的表面或物体。
We undercoated the walls before painting them white.
我们先把墙涂了底漆,然后再刷成白色。
undercoat sth with sth
with 后面接所用的底漆或涂料。
He undercoated the metal gate with a rust-resistant primer.
他先用防锈底漆给铁门打底。
be undercoated
常用被动形式,强调表面已经打好底漆。
The woodwork had been undercoated before the top coat went on.
木构件在上最后一道漆之前已经涂过底漆。
Verb forms
base undercoat · third person undercoats · -ing undercoating · past undercoated · past participle undercoated
意为“涂底漆”,规则动词。
常见错误Common mistakes
易错句子The painter undercoated on the wall.正确表达The painter undercoated the wall.
undercoat 是及物动词,后面直接接被涂的物体作宾语;汉语“在墙上涂底漆”用介词短语,但英语不能保留介词 on。
易错句子He has already undercoat the door.正确表达He has already undercoated the door.
现在完成时中 have/has 后必须用过去分词;undercoat 的过去分词是规则形式 undercoated,不能直接用原形。
相关词与表达Connections
搭配Collocations
- undercoat the surface
- 给表面涂底漆
- You should undercoat the surface before painting.你应该在涂漆前给表面涂底漆。
- undercoat the wood
- 给木材涂底漆
- Remember to undercoat the wood to seal it.记得给木材涂底漆以封闭它。
- undercoat the metal
- 给金属涂底漆
- The instructions say to undercoat the metal first.说明要求先给金属涂底漆。
- undercoat the wall
- 给墙壁涂底漆
- We need to undercoat the wall before applying the final color.在涂最终颜色之前,我们需要给墙壁涂底漆。
- undercoat the car
学习提示Learner notes
记忆技巧Memory Tip
在coat(涂层)下面加under,先涂底层漆,再上面漆——记住undercoat就是打底的那层。
语境与语域Context & Register
语域:neutral 常见场景:painting、decorating undercoat 作动词时,通常指先给表面涂一层底漆,多用于装修、汽车喷漆等需要多层油漆的场合。属于中性偏正式的说法,日常口语中不常用。
语法说明Grammar Note
常接宾语,表示给某物涂底漆
发音与拼写Pronunciation & Spelling
Coat、boat、note、goat 都和 undercoat 中的 -coat 部分押韵,读作 /kəʊt/。Underwear 虽与 undercoat 共享前缀 under,但结尾读作 /weə/,不押韵。
一起学习词形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, WORDNET.