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v. strum sth
strum 作及物动词时，宾语常为吉他等弦乐器，也可接曲调，带随意、漫不经心的意味。
She strummed her guitar softly.
她轻轻地弹拨吉他。
弹拨；拨弦
strummed — past of strum
先理解核心含义，再看它在真实句子里的用法。
弹拨；拨弦
to sound the strings of a string instrument
She strummed her guitar softly.
她轻轻地弹拨吉他。
常指随意、轻松地拨弹弦乐器（如吉他）
扫弦弹奏(吉他或其他弦乐器)
To play (a guitar or other stringed instrument) by plucking various strings simultaneously.
strum
Base
原形
strums
3rd person
第三人称单数
strumming
-ing
现在分词
strummed
Past
过去式
strummed
Past participle
过去分词
He strums his guitar every evening.
他每天晚上拨弄吉他。
She is strumming a quiet tune on the ukulele.
她正在尤克里里上轻轻弹拨一支曲子。
He strummed the strings and smiled.
他拨了拨琴弦，笑了。
strum 通常指随意、轻松地拨弄吉他等弦乐器，不一定弹出完整曲调。
He sat on the porch and strummed his guitar while the sun went down.
太阳落山时，他坐在门廊上漫不经心地弹着吉他。
She likes to strum her ukulele in the park on warm afternoons.
她喜欢在温暖的下午去公园里漫不经心地弹尤克里里。
The musician strummed a few chords on his guitar before starting the song.
那位音乐家在开始演唱前，漫不经心地在吉他上拨了几下和弦。
strum 作及物动词时，宾语常为吉他等弦乐器，也可接曲调，带随意、漫不经心的意味。
She strummed her guitar softly.
她轻轻地弹拨吉他。
strum on 后接乐器，强调拨弦的动作；也可以直接说 strum sth，两者都常用。
He was strumming on an old banjo.
他在一把旧班卓琴上随意弹拨。
名词 strum 指弹拨声，常与 of 连用表示来源，可用 the/a 修饰。
I heard the soft strum of a guitar from the next room.
我听到隔壁房间传来轻柔的吉他弹拨声。
Not this
She strums the piano.
Use this
She plays the piano.
strum 专指像弹吉他那样拨弦，不用于钢琴等键盘乐器；表达弹钢琴应使用 play。
Not this
He enjoys to strum the guitar.
Use this
He enjoys strumming the guitar.
enjoy 后只能接动名词（或名词），不能接不定式；受 like to do 的影响，学习者容易误加 to。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
漫不经心地弹吉他
He sat on the porch and strummed a guitar.
他坐在门廊上，漫不经心地弹着吉他。
随意弹奏和弦
She strummed a few chords on the ukulele.
她在尤克里里上随意弹了几个和弦。
漫不经心地弹一支曲子
The old man strummed a tune that everyone remembered.
老人漫不经心地弹了一支大家都还记得的曲子。
拨动琴弦
She closed her eyes and gently strummed the strings.
她闭上眼睛，轻轻拨动琴弦。
吉他的弹拨声
The strum of a guitar came from the next room.
隔壁房间传来吉他的弹拨声。
轻轻的一拨
With a gentle strum, the song began.
随着轻轻的一拨，歌曲开始了。
他用手指弹拨着我的伤痛，用歌词吟唱着我的人生。
When the singer says 'strumming my pain with his fingers,' the word 'strum' turns a simple guitar action into a deeply emotional image.
当歌手唱出“strumming my pain with his fingers”时，strum 这个词把简单的吉他拨弦变成了深刻的情感画面。
Use strummed naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象手指轻轻扫过吉他弦，发出“沙啦”一声；字母s像扫弦的弧线，rum则像弦鸣的回响，提醒你strum是漫不经心地弹拨。
语域：informal 常见场景：casual guitar playing、songwriting、music practice strum 多用于非正式口语或随意的音乐讨论中，通常指漫不经心地拨动吉他等弦乐器；名词形式指弹拨声，也常见于类似语境。正式场合较少见。
真正的押韵词：drum, hum, sum, thumb, plum, some（重读音节均为 /ʌm/）。注意：thumb 拼写中有不发音的 b；some 的拼写是 -ome 却读 /sʌm/；strum 与 stream /striːm/ 形近，但元音不同，不押韵。
Dictionary facts from ECDICT, WIKTIONARY.