瓶形

bǎo líng qiú de mù biāo shì yī qiú huò liǎng qiú jī dǎo suǒ yǒu de píng xíng gǔn zhù

保龄球的目标是一球或两球击倒所有的瓶形滚柱。

The aim in bowling is to knock down all the pins with one or two bowls.