trigger-happyWiktionary 原文构词拆分trigger词根/词干+happy词根/词干词源说明From trigger + happy.释义（英文）形容词 AdjectiveHaving a tendency or desire to shoot a firearm irresponsibly before adequately identifying the target.(by extension) Inclined to behave recklessly or violently at the slightest词族派生词（1）trigger-happiness