Baseball beauty [? Is it? s？ b？ L] English [? Is it? s？ b？ L] n. physical baseball net softball; Baseball board; Baseball is the plural of baseball and softball.
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Baseball is one of ball games. It is a competitive event in which the bat hits the ball for offensive and defensive confrontation. Baseball originated in the15th century and was a popular cricket in England at that time. Later spread to the United States.
1839, the first baseball game was held in ancient paston, new york, USA. 1978, the International Baseball Federation was recognized by the International Olympic Committee. 1994, the headquarters of the International Baseball Federation is located in Lausanne, Switzerland. Baseball was included in the Olympic Games in 1992.
The highest organization of baseball is the International Baseball Federation, which was founded in 1938. The highest organization in China is the China Baseball Association, which was founded in 1979.
The baseball field is right-angled fan-shaped and the soil is soft. The infield part of the official competition venue is soil, and the outfield part is turf. The field should be provided with a service receiving area, a batter's area, a base running guidance area, a base running limit line, a batter preparation area, a game effective area (wild pass line), a home run line and a grass line.
The distance between the side bars in the infield is 27.43 meters. The distance from the front center of the pitcher's plate to the sharp corner of the home plate is 18.44 meters. The area not less than 18.29 meters behind home plate and on both sides of the line is out of bounds of the effective competition area. Both sides of the line are at least 97.54 meters long. The distance between any point on the top of the two lines and the sharp corner of home plate should not be less than 97.54 meters.
A back fence should be set at 18.29 meters behind the sharp corner of home plate. This net is more than 4 meters high and 20 meters long. Fences should be set around the site, and the height should be above1m.
Protective equipment generally includes protective cap, face protection, chest protection and leg protection. The baseball game stipulates that players must wear baseball helmets when hitting the ball. Players other than professional baseball must wear binaural helmets when hitting the ball;
Successors should wear helmets, face protectors, chest protectors and leg protectors when the defense is in place. Amateur baseball batters and runners should wear helmets, and batters and runners should wear binaural helmets. Caddies should also wear helmets.