1. He's calling on the Senate to take up House-passed background check bills and urging lawmakers to go further.
take up 開始處理;接受
Mr de Garis's MP, Max Madden, took up the case.
德加里斯先生的下議員馬克斯·馬登開始著手處理這個問題
。2. The law does make exceptions for people with certain mental illnesses and criminal convictions and it does not apply to long guns.
apply to 適用于
Find out ahead of time what regulations apply to your situation.
提前搞清楚什么規章適用于你的情況
。