躺过去式： lay lied；过去分词： lain lied；
lay：v.放置;(尤指轻轻地或小心地)安放;铺放;铺设(尤指在地板上);(在某物上)涂;敷;用一层…覆盖。
lain：v.躺;平躺;平卧;平放;处于，保留，保持(某种状态)。
扩展资料
The treasure had lain undisturbed for centuries.
那份珍宝安然无恙地存放了几个世纪。
They had lain on sleeping bags on the concrete floor.
他们就躺在铺在混凝土地面上的`睡袋上。
The fish lay thousands of eggs at one time.
这种鱼一次产卵数千个。
He has laid himself wide open to political attack.
他在政治上已经处于极易受到攻击的境地。
They had laid on a huge spread for the party.
他们为聚会安排了丰盛的食物。
