four-ball match的用法和樣例：
例句
- For those who grew up in a PE era when even the most spontaneous match of tetherball was scrupulously tallied, scoreless play seems downright radical.
對那些在一個(gè)連最自發(fā)的繩球比賽都要精確記分的體育時(shí)代里長(cháng)大的人來(lái)說(shuō)，不記分的比賽顯得完全是激進(jìn)的。 - However, while the regular polo ball is used, mallets are two meters long because the players are higher off the ground.
象球比賽的用球和馬球相似，但由于大象比馬要高得多，所以象球球桿比馬球的要長(cháng)，可達兩米。
