BB gun
01
BB枪, 气枪
a type of gun that uses compressed air to shoot small round metal balls
例子
He used his BB gun to practice shooting at targets in the backyard.
他用他的BB枪在后院练习射击目标。
My friend bought a BB gun for his birthday and we spent the afternoon trying it out.
我的朋友为他的生日买了一把BB枪，我们花了一个下午的时间试用它。
