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Pull buoy
01
拉浮标, pull buoy
a flotation device used in swimming to increase buoyancy and isolate the upper body
Example
Using a pull buoy can help swimmers develop a more efficient stroke.
使用pull buoy可以帮助游泳者发展出更有效率的划水动作。
Swimmers often use a pull buoy to focus on improving their arm stroke technique.
游泳运动员经常使用拉力浮标来专注于提高他们的手臂划水技术。
