In pool or pocket billiards there is a cue ball and 15 object balls.
在游泳池或口袋台球有一个主球和15球的对象。
If you were writing a pool game you could use a PickRaySegment to represent the pool cue and you could pick with BoundingSphere to detecting collisions between the balls.
如果你正在编写一个撞球游戏，你可以使用PickRaySegment表示撞球杆并使用BoundingSphere拣选以检查球与球之间的碰撞。
Forget using a pool cleaning machine that costs hundreds to run a year, tennis balls can be used as a pool cleaner.
使用一个泳池清洗机每年要花费数百美元，所以赶紧弃用吧，网球们完全可以代替它清洁泳池。
Pool toys, beach balls, blow up rafts and inner tubes designed or intended for children 12 years of age or younger would be considered children's toys and subject to the phthalates ban.
为12岁或以下儿童设计使用的游泳池玩具、沙滩球、充气救生艇和内胎属于儿童玩具，应符合邻苯二甲酸盐禁令的要求。
You could tell that the pool table wasn't level by the way the balls rolled.
你可以通过球的滚动发现台球桌并非水平。
You could tell that the pool table wasn't level by the way the balls rolled.
你可以通过球的滚动发现台球桌并非水平。
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