tower head的用法和樣例：
例句
- There was only the heavy sharp blue head and the big eyes and the clicking, thrusting all-wallowing jaws.
在它身上只能看到沉重的藍色尖頭和大大的眼睛，及卡嗒一聲使能將一切吞食的大嘴巴。 - A straight,thin shaft with a pointed head at one end and often flight-stabilizing vanes at the other,meant to be shot from a bow.
箭一端帶有尖頭的，細的直桿，另一端常帶有用于穩定飛行的渦輪葉，以弓弩的形式發(fā)射。
