Baseball is played between two teams of nine players each on a baseball field, under the authority of one or more officials, called umpires. There are usually four umpires in major league games; up to six (and as few as one) may officiate depending on the league and the importance of the game. There are four bases. Numbered counter-clockwise, first, second and third bases are cushions (sometimes informally referred to as bags) shaped as 15 in (38 cm) squares which are raised a short distance above the ground; together with home plate, the fourth "base," they form a square with sides of 90 ft (27.4 m) called the diamond. Home base (plate) is a pentagonal rubber slab known as simply home. The playing field is divided into three main sections:
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The infield, containing the four bases, is for general defensive purposes bounded by the foul lines and within the grass(or AstroTurf) line (see figure). tvb now,tvbnow,bttvb" C0 \: S/ E" g' z. j- |; v
The outfield is the grassed area beyond the infield grass line between the foul lines, and bounded by a wall or fence. TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。9 l' w5 |8 r6 ^9 X4 }
Foul territory is the entire area outside the foul lines. |