trigger happy

同根派生

Be careful, cops in LA are trigger happy.
小心点，洛杉矶的警察总是喜欢开枪。
I am no longer apprehensive of being perceived as a gun toting, trigger happy fanatic, even though I still endeavor to educate my friends and relatives on the beauty of this sport.
现在我已经不在意被别人认为是个背着枪弹的狂热之徒，不过，我仍在孜孜不倦地向朋友和亲戚们传达这项运动的美妙之处。
I pulled the trigger and the gun went off.
我一扣扳机，枪就响了。
He pulled the trigger of his rifle.
他扣响了他步枪的扳机。
A happy marriage depends largely on give and take.
美满的婚姻在很大程度上取决于互敬互让。