2025年3月12日 · swimming, in recreation and sports, the propulsion of the body through water by combined arm and leg motions and the natural flotation of the body. Swimming as an exercise …

[no object] : to be completely covered with a liquid — usually used as (be) swimming in

Swimming is a popular exercise and sport. As exercise, swimming provides all-around conditioning for both young and old. As a sport, swimming includes races that are held at …

swimming, In recreation and sports, the propulsion of the body through water by combined arm and leg motions. Swimming is popular as an all-around fitness routine and as a competitive …

Swim bladder, buoyancy organ possessed by most bony fish. It contains gas (usually oxygen) and functions as a hydrostatic, or ballast, organ, enabling the fish to maintain its depth without …

swimming, in recreation and sports, the propulsion of the body through water by combined arm and leg motions and the natural flotation of the body. Swimming as an exercise is popular as …

The breaststroke is a swimming stroke performed lying face down in the water in which swimmers use a frog kick and a wide sweeping arm movement to propel themselves forward.

2025年3月12日 · Swimming - Freestyle, Breaststroke, Butterfly: The earliest strokes to be used were the sidestroke and the breaststroke. The sidestroke was originally used with both arms …

backstroke, swimming stroke performed on the back in which the swimmer alternates raising each arm over the head and uses an up-and-down flutter kick. The backstroke is a competition …

Common wisdom holds that it is unsafe to swim after eating unless one waits for some prescribed period of time—usually between 30 minutes and two hours. The belief is that the pylorus, the …