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a chord of [geometry figure]
The chord of a circle is a straight line connecting two points on its circumference.
圆的弦是连接圆周上两点的直线。
弦
chords — plural of chord
先理解核心含义，再看它在真实句子里的用法。
弦
a straight line connecting two points on a curve
The chord of a circle is a straight line connecting two points on its circumference.
圆的弦是连接圆周上两点的直线。
三个或更多音符同时发声所构成的和声组合
A harmonic set of three or more notes that is heard as if sounding simultaneously.
曲线上两点之间的线段
A line segment between two points of a curve.
桁架的水平杆件
A horizontal member of a truss.
沿法向气流方向测量的机翼前缘与后缘之间的距离
The distance between the leading and trailing edge of a wing, measured in the direction of the normal airflow.
The guitarist played a beautiful chord that moved the audience.
吉他手弹奏了一个动人的和音。
To create a major chord, you need to play the root, third, and fifth notes.
要构成一个大调和弦，需要弹奏根音、三音和五音。
She practiced transitioning between chords until her fingers ached.
她练习在和弦之间转换，直到手指酸痛。
The chord of a circle is a straight line connecting two points on its circumference.
圆的弦是连接圆周上两点的直线。
也常与major, minor等搭配表示和弦性质。
She played a beautiful chord on the piano.
她在钢琴上弹奏了一个美妙的和弦。
动词用法较少见，更常用play chords。
He spent hours chording on his guitar.
他花了几个小时在吉他上弹奏和弦。
Not this
He played a beautiful cord on the guitar.
Use this
He played a beautiful chord on the guitar.
混淆了chord（和弦）与cord（绳子），发音相同但拼写和意义不同。
Not this
He played a chord in the guitar.
Use this
He played a chord on the guitar.
表示乐器上的和弦时，介词应使用on，而非in。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
引起共鸣
Her speech struck a chord with the audience.
她的演讲引起了观众的共鸣。
弹奏和弦
He learned to play a chord on the guitar.
他学会了在吉他上弹奏和弦。
和弦进行
This song has a simple chord progression.
这首歌的和弦进行很简单。
大三和弦
A major chord sounds happy and bright.
大三和弦听起来欢快明亮。
小三和弦
The piece ends with a minor chord.
这首曲子以一个小三和弦结束。
圆的弦
The diameter is the longest chord of a circle.
直径是圆中最长的弦。
引起共鸣
Her speech struck a chord with the audience.
她的演讲引起了观众的共鸣。
触动心弦
The movie touched a chord in many viewers.
这部电影触动了许多观众的心弦。
我在找一个不存在的和弦。
In the movie Almost Famous, the protagonist expresses his quest for originality in music by searching for a chord that has never been played.
在电影《几近成名》中，主角表达了他对音乐原创性的追求，寻找一个从未被弹奏过的和弦。
Use chords naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象吉他手用手指“扣”住琴弦（chord），弹奏出悦耳的“和弦”。
音乐语境，中性语体，常用于指代和声中的和弦。
chord作名词时可数；作动词时及物。
Dictionary facts from ECDICT, WIKTIONARY.