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assault weapon 対人殺傷兵器　handgun　拳銃

background check 身元調査、身元確認、素行調査、

moment of silence 黙祷の時間

In 1994 President Bill Clinton approved a bill banning assault weapons (covering semi-automatic rifles plus high-capacity magazines for handguns) and the year before that a bill imposing a requirement for background checks.

chilid-proof 子供が操作できない、子供にとって安全な

Guns could be made much safer, with the mandatory fitting of child-proof locks.