特朗普手背现大片瘀伤，本人回应：我磕到了桌子

Group 1 - The core point of the article is that former President Trump was seen with a large bruise on his left hand during a signing ceremony, which he attributed to hitting his hand on a table [1] - Trump mentioned that he takes high doses of aspirin, which can lead to easier bruising as a side effect [1] - The White House Press Secretary earlier stated that Trump's hand was injured by hitting the corner of the signing table, resulting in the bruise [1]