all year round
collocation全年；一年到头
The outdoor swimming pool is open all year round.
这个室外游泳池全年开放。
从头到尾；贯穿
先理解核心含义，再看它在真实句子里的用法。
从头到尾；贯穿
from beginning to end; throughout
The museum is open all year round.
这家博物馆全年开放。
从头到尾；始终
from beginning to end; throughout
She works round the clock to meet the deadline.
她为了赶上截止日期昼夜不停地工作。
He stayed up round the night to finish the project.
他熬夜一整夜来完成项目。
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全年；一年到头
The outdoor swimming pool is open all year round.
这个室外游泳池全年开放。
全年；一年到头
The gardens are open to visitors all year round.
这些花园全年对游客开放。
昼夜不停；连续不断
Doctors worked round the clock to save the patient.
医生们夜以继日地工作以拯救病人。
大约；差不多
The journey takes round about three hours.
这段路程大约需要三个小时。
Use round naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 round 想成绕一圈的钟表指针：从起点走回起点，正对应副词义“从头到尾、始终”。
语域：neutral 常见场景：时间延续（如 all year round）、日常口语与书面表达 该义项表示“从头到尾；始终”，通常用于时间延续的语境，如 all year round（全年）。口语和书面语都比较常见，属于中性表达。
这些词都以 -ound 结尾，读音均为 /aʊnd/，与 round 的 /aʊnd/ 押韵。注意：wound 作“伤口”讲读 /wuːnd/，作“wind 的过去式”讲读 /waʊnd/；rout /raʊt/ 拼写相似，但结尾是 /t/，不押韵。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.