摆动 bǎidòng to sway
to sway; to swing; to move back and forth; to oscillate
How to remember 摆动: 摆 to arrange + 动 move = to sway.
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How it is used
- To swing or sway back and forth - 钟摆有规律地摆动 (zhōngbǎi yǒu guīlǜ de bǎidòng) the pendulum swings rhythmically.
- A steady oscillating motion - a pendulum, a swinging arm, branches in the wind.