The range of the beam also is secret , though it is said to be further than small arms fire , so an attacker could be repelled before he could pull a trigger 波束的射程也是一个秘密，虽然据说远远远于小型的武器，所以一个进攻者能被击退在他能扣动扳机前。
Just forward of the mainmast i stopped , drew a pistol from my pocket , took a cool aim , though he had already turned and was once more coming directly after me , and drew the trigger 我在主桅前站住，从口袋里取出一支手枪。尽管他已经转过身来，再次向我直扑过来。我还是镇定地瞄准后扣动扳机。
Bagging groceries . children underfoot . one points a toy gun at red , pumping the trigger . red focuses on the gun , listening to it clickety - clack . sparky wheel grinding 瑞德在打包，孩子们碍手碍脚。一个孩子拿着玩具枪指着瑞德，扣动扳机。瑞德瞪着枪，听着它咔嗒做响，枪中的转轮磨擦着放出火花。
" disease is the bullet killing frogs , but climate change is pulling the trigger , " says alan pounds , an ecologist at the monteverde cloud forest preserve and tropical science center in costa rica 阿兰?庞兹是哥斯达黎加的蒙特沃德云雾森林保护区和热带科学中心的生态学家，他说： “疾病是杀死蛙类的子弹，但扣动扳机的却是气候变化。 ”
