1
smoothen sth
及物动词，后接宾语。
She smoothened the rough edges.
她磨平了粗糙的边缘。
使平滑；使光滑
smoothens — third person singular of smoothen
先理解核心含义，再看它在真实句子里的用法。
使平滑；使光滑
make smooth or smoother, as if by rubbing
She smoothened the rough edges.
她磨平了粗糙的边缘。
使光滑。
To make smooth.
变得光滑。
To become smooth.
smoothen
Base
原形
smoothens
3rd person
第三人称单数
smoothening
-ing
现在分词
smoothened
Past
过去式
smoothened
Past participle
过去分词
She smoothens the surface with sandpaper.
她用砂纸把表面打磨平滑。
He smoothened the wood yesterday.
他昨天把木头打磨平滑了。
They are smoothening the edges now.
他们正在把边缘打磨平滑。
I have smoothened the table already.
我已经把桌子打磨平滑了。
She smoothens the wood with sandpaper before painting.
她涂漆前用砂纸把木头打磨光滑。
The carpenter smoothened the rough edges of the table.
木匠把桌子粗糙的边缘打磨平滑了。
I am smoothening the clay to prepare it for the kiln.
我正在把粘土抹平，准备放进窑里烧制。
及物动词，后接宾语。
She smoothened the rough edges.
她磨平了粗糙的边缘。
不及物用法，主语为被平滑的事物。
The surface smoothens after polishing.
表面抛光后变平滑。
Not this
The smoothen surface feels nice.
Use this
The smooth surface feels nice.
“smoothen”是动词，不能直接用作形容词。正确用法是使用形容词“smooth”或者过去分词“smoothened”作定语。
Not this
He smoothen the wood yesterday.
Use this
He smoothened the wood yesterday.
“smoothen”是规则动词，过去式需加-ed，不能使用原形表示过去时。
Choose the next layer that will help you use smoothens with more confidence.
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Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
Use smoothens naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
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.