言葉に詰まった彼の話を、隣の同僚が引き取った。
When he was lost for words, the colleague beside him took up where he left off.
「つまり」と司会者が話を引き取ってまとめた。
"In other words," the moderator said, taking up the thread and summing up.
母が私の言いかけた言葉を引き取って説明してくれた。
My mother picked up what I had started to say and explained it for me.