您要查找的是不是：
- multiple bottom reflection 海底多次反射
- bottom reflection propagation path 海底反射传播途径
- Bottom Reflection Active Sonar System 海底反射主动式声呐系统
- Right Handed Multiple Bottom Palm 右手多重藏底牌法
- Effective density in loose sandy sediment and the bottom reflection loss 松散沉积物的有效密度及其声压反射损失
- They sent the enemy ship to the bottom of the sea. 他们把敌舰击沉。
- The child was sitting on the bottom stair. 那孩子正坐在楼梯最下面的一级上。
- I intend to get to the bottom of it. 这件事我打算寻根究底。
- He was always bottom of the class in maths. 他的数学成绩在班上总是垫底。
- The dregs have settled at the bottom of the bottle. 渣滓都沉到瓶底了。
- I fell right to the bottom of the stairs. 我从楼梯上一直摔到楼梯下面。
- He is the person with multiple injuries. 他就是那个多处受伤的人。
- The police found a body at the bottom of the lake. 警方在湖底发现了一具尸体。
- His bottom waggle in a funny way when he walk. 他走路时臀部扭来扭去，很可笑。
- Friendship multiple joy and divide grieve. 朋友之间，欢乐同享，苦难同当。
- The bottom of the boat was rusty. 船底生锈了。
- There is a pair of scissors in the bottom drawer. 最底下的抽屉里有把剪刀。
- We use the hall for multiple purposes. 这个大厅我们派多种用途。
- Prices have reached rock bottom. 价格已经到了最低点。
- Every indication show market get near bottom now. 所有迹象表明，目前市场价格已跌落低谷。
