[体]沙土障碍...

litter box的音标：litter box的英式发音音标为：['litə bɔks]litter box的美式发音音标为：['lɪtɚ bɑks]...

He cleaned the cat's litter box and bathed the dog.他清了猫的砂盒后还替狗洗澡.Do you need to use litter box?你要用你的猫砂盆 吗 ?People have never really been told that a litter box has to be kept squeaky clean.不需要跟人说要保持便盆光洁干净人们也会这样做....