一座山要屹立多久: how many years can a mountain existhow many years must a mountain exist
一起: 1.(同一处所) in the same place 短语和例子坐在一起 sit together; 团结在一起, 战斗在一起, 胜利在一起 stand together, fight together and win together2.(一同) together; in company 短语和例子我们一起去的。 we went in company.2.[方言] (一共
