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往复运动

wǎng fù yùn dòng

4-character word Traditional 往復運動

What 往复运动 means

1. backwards and forwards action (e.g. of piston or pump)
2. reciprocating motion

The characters in 往复运动

• 往wǎngto go (in a direction); to; towards
• 复fùto go and return; to return; to resume
• 运yùnto move; to transport; to use
• 动dòng(of sth) to move; to set in movement; to displace