When he had things arranged on the table, he pulled the drill toward the dentalchair and sat down to polish the false teeth.
桌上东西码好了,他就把牙钻拉到牙科椅边上,坐上椅子磨起假牙来。
2
Noise-reduction headphones block the screech of the drill and play a CD of your choice, and the specially constructed dentalchair channels the sound waves from the music into a full-body massage.