round number
collocation整数；以零结尾的整十数
Could you give me a round number instead of an exact figure?
你能给我一个整数而不是精确的数字吗？
往返的；来回的
先理解核心含义，再看它在真实句子里的用法。
往返的；来回的
returning to its starting point
The singer's voice had a round, warm tone that filled the hall.
那位歌手的声音圆润温暖，充满了整个大厅。
完整的；完全的；不缺的。
Complete, whole, not lacking.
便于凑整的；例如以零结尾的。
Convenient for rounding other numbers to; for example, ending in a zero.
圆唇发音的；圆唇的。
Pronounced with the lips drawn together; rounded.
直言不讳的；直截了当的；毫无保留的。
Outspoken; plain and direct; unreserved; not mincing words.
They bought a round table to fit the small dining corner.
他们买了一张圆桌，以适应那个小餐厅角落。
The teacher asked for a round number, so I estimated 500.
老师要求一个整数，所以我估计为500。
Choose the next layer that will help you use round with more confidence.
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Missing: Usage patterns
Complete this area with usage patterns.
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整数；以零结尾的整十数
Could you give me a round number instead of an exact figure?
你能给我一个整数而不是精确的数字吗？
往返行程；往返旅行
A round trip to the airport takes about forty minutes by car.
开车往返机场大约需要四十分钟。
圆形人物；性格丰满的人物
The writer is admired for creating round characters in her novels.
这位作家因在小说中塑造性格丰满的人物而受到赞赏。
整整一打；足数的一打
We picked a round dozen of ripe apples from the tree.
我们从树上摘了整整一打成熟的苹果。
圆拱；拱形结构
The old bridge is supported by a series of round arches.
这座老桥由一排圆拱支撑着。
全天候的；连续不断的
The patient needs round-the-clock care after the surgery.
手术后这位病人需要全天候的护理。
往返旅行；往返行程
I booked a round trip to New York for next week.
我订了下周去纽约的往返票。
大略地；以整数计
In round numbers, the repair will cost about three thousand dollars.
大略地说，这次维修大约要花费三千美元。
出自经典电影《绿野仙踪》中的歌曲《If I Only Had a Brain》，由稻草人在幻想自己拥有智力时唱出。这句话用来描述世界的形状，意思是地球是球形的，也暗含“循环”之意。
She has a round face.
她长着一张圆脸。
Use round naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
一轮满月，圆满无缺，记住round是“完整的”；数字凑成以零结尾的整数也是round，圆润直率、唇形收圆都是它。
语域：mixed 常见场景：日常对话、正式书面语、专业语境（如语音学） round 作形容词时语域会随义项不同而变化：在“整数的、凑整的”这类用法中通常中性，多用于数字、金额等日常或商务场景；在“完整的、直言不讳的”等义项中比较常见于书面或正式表达；而“圆唇的”则多见于语音学等专业语境。因此混合语域是更稳妥的判断。
这些词都与 round 押韵，含 /aʊnd/ 音。注意：wound 拼写也以 -ound 结尾，但常读作 /wuːnd/（名词“伤口”），与它们不押韵。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.