GUITAR CHORD · 16 POSITIONS IN THE APP
B7 guitar chord
Learn three playable B7 positions below, then explore all 16 voicings on an interactive 20-fret board in GuitarTool.
B7 吉他和弦：下方展示三种可用按法，APP 内可查看全部 16 种指法、自由编辑并试听。
Open every voicing in GuitarTool ↗×
A string fret 2D string fret 4G string fret 2B string fret 4E string fret 2
EADGBE
THREE POSITIONS
Choose the shape that fits the music around it.
Read strings from left to right: low E to high E. A circle means an open string; × means mute that string. The fret number appears when a shape starts above the first position.
×
A string fret 2D string fret 4G string fret 2B string fret 4E string fret 2
EADGBE
E string fret 7D string fret 7B string fret 7E string fret 7
EADGBE
×○
A string fret 2D string fret 1G string fret 2E string fret 2
EADGBE
HOW IT SOUNDS
What makes B7 sound like B7?
A dominant-seventh chord adds a minor seventh to the major triad. Its tension naturally wants to move to another chord, which is why this shape appears often in blues, rock and cadences.
属七和弦在大三和弦上加入小七度，天然带有向下一个和弦解决的张力，因此常见于布鲁斯、摇滚与终止式。
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