blind side
成語所屬單字blindside
blind side — 慣用語
1. the area to the side or behind someone or something that falls outside their fie
1.慣用語
釋義
死角；盲側
the area to the side or behind someone or something that falls outside their field of view because their attention or gaze is directed elsewhere.
例句
The driver did not see the cyclist because he was in the truck's blind side.
Owen slipped past the guard on his blind side and entered the building unnoticed.