a couple hours 是几个小时的意思，是固定搭配给你几个例句参考一下：1，It''ll just be a couple hours. （只需要几个小时）2，Just a couple hours, that''s it. （几个小时就够了）3， Dolphins generally sleep at night, but only for a couple hours at a time.海豚一般在晚上睡觉，但是每次只有两三个小时。4，"Just a couple hours now," said Dad, "and we'll soon be at our campsite!"“现在还剩下两...
