He positioned a glass and a piece of bread and a cucumber in a triangle. The glass represented the target.
他将一块玻璃、一片面包和一截黄瓜摆放成一个三角形，玻璃表示攻击目标。
2
More cruel perhaps were the pirate crew who in 1718 tied one of their prisoners to their main-mast and threw glass bottles at him, before putting him out of his agony by using him for target practice.
也许更残酷的是在1718年海盗们将他们俘虏中的一个绑在桅杆上，先向他扔玻璃瓶，然后拿他当箭靶。
3
The transmittance of best ar glass is 98% currently. But it is expensive, do you have target price?