VOA慢速英语:美国加州酒吧枪击事件已致12人死亡

bar - n. a building or room where alcoholic drinks and sometimes food are served

marine - n. a member of the U.S. Marine Corps (Marine Corps: the part of the U.S. military that consists of soldiers who serve at sea and also on land)

motive - n. a reason for doing something

counter - n. a piece of furniture with a flat surface that workers and customers stand on opposite sides of when doing business in a store, restaurant, etc.

utter - adj. complete and total

chaos - n. complete confusion and disorder : a state in which behavior and events are not controlled by anything

half-staff - n. the position in the middle of a mast or pole