1
round off [event/activity]
表示圆满结束某事，常与时间、活动等搭配。
They rounded off the discussion.
他们圆满结束了讨论。
圆满完成，结束
rounded off — past of round off
先理解核心含义，再看它在真实句子里的用法。
圆满完成，结束
to finish or complete something in a satisfactory way
They rounded off the discussion.
他们圆满结束了讨论。
Prepare the learner guide for this word
可生成：动词变形 Verb forms。只有点击后才会开始生成。
改变(物体)的形状使其更光滑,尤其是更圆或椭圆
To change the shape of (an object) to make it smoother and especially more circular or ovoid.
将(数字)改为具有较少有效数字的近似值
To change (a number) to an approximation having fewer significant digits.
完成或结束某事
To complete or finish something.
We rounded off the party with a few games.
我们用几个小游戏圆满结束了派对。
The sculptor rounded off the edges of the stone.
雕塑家把石头的边缘磨光了。
She rounded off her speech with a famous quote.
她用一句名言圆满结束了演讲。
表示圆满结束某事，常与时间、活动等搭配。
They rounded off the discussion.
他们圆满结束了讨论。
强调以某种方式或事物作为结束。
She rounded off her presentation with a joke.
她用一个笑话圆满结束了她的演示。
指使物体边缘或角落变得圆滑。
He used a file to round off the sharp edges.
他用锉刀把锋利的边缘磨圆。
Not this
We rounded up the meeting with a summary.
Use this
We rounded off the meeting with a summary.
使用“round off”表示圆满结束，而“round up”意为召集或四舍五入，不能用于结束会议。
Not this
The project rounded off successfully.
Use this
The project was rounded off successfully.
“round off”是及物动词短语，需要宾语或用于被动语态，不能单独作谓语。
Choose the next layer that will help you use rounded off with more confidence.
Recommended next
Missing: Collocations
Complete this area with collocations.
Includes Context & register & Memory tip
Analyze the context and learn memory tricks to remember it.
More ways to explore
Includes Synonyms & Antonyms
Expand your vocabulary with synonyms and antonyms.
Includes Word components & Thematic vocabulary
Learn how to build related words using roots, prefixes, and thematic clusters.
Includes Idioms & Cultural references
Discover idioms, slang, and famous pop culture quotes.
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
Use rounded off 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.