1·When the top head is struck the snares vibrate against the bottom head producing a cracking sound.
当顶部的圈套击中头部震动对底部产生开裂音头。
2·Convenient range adjustment is set in manually operation. The whole machine adopts channel bottom head for convenient carrying and maintenance.
手动调距，操作方便，整机采用通底盘、搬运维修方便。
3·Consider a floor Tom mounted in a standard vertical orientation: With a hardwood floor, when the player hits the drum the bottom head vibrates sympathetically.
考虑到落地桶鼓是在标准垂直方向上：如用木地板，当鼓手击鼓，下面的鼓皮也要跟随着震动。
4·With the tom set up vertically, sound waves hit the floor and bounce back into the bottom head. Angling a tom slightly causes sound waves to scatter, and diffuses them.
这个直接向着地板去的声波将被反弹上来并且会对 底面鼓皮的震动造成相消或加重某些频率的影响。
5·There's an angler fish at the bottom of the ocean that has a rod sticking up from the top of its head with a lure to capture other fish.
在海底中生活着一种琵琶鱼，它的头顶有一根突出的杆，带有用来捕获其他鱼类的诱饵。
6·She never really crawled, but would scoot around with her head on the floor, bottom stuck up in the air.
她从来没有真正地爬过，但她会把她的头放在地板上，屁股翘在空中快速移动。
7·He dived in and hit his head on the bottom.
他跳进水里，头撞到了池底。
—— 《牛津词典》
8·His head struck the bottom when he dived into the 6 ft end of the pool.
当他跳入水池6英尺深的那端时，头撞到池底。
—— 《柯林斯英汉双解大词典》
9·Beaten over the head with an axe and dumped into the bottom of a well, Sadako survives for 33 days before inventing her means to everlasting unlife.
斧头斩首并被扔到井底，贞子在成为不死身之前还活了33天。
10·A properly designed tub and shower unit should have an adjustable shower head that varies according to height, and a hand shower to deal with the bottom bits.
一个设计得当的浴缸和淋浴装置应该有一个可调的淋浴喷头，根据高度不同，手持一个花洒清洗底部。