sleepers的翻译，读音

例句

Does the train have sleepers ? 火车上有卧铺吗？。

Number of sleepers pre kilometer 每公里之轨枕数量 。

I hope there are sleepers on the plane. 我希望飞机也有卧铺。

Many sleepers were fixed on a railway . 一条铁路上有许多固定了的枕木。

Six silly sleepers slept on silk sheets. 六个傻乎乎的正在睡觉的人睡在丝绸床单上。