head first
成語所屬單字head
head first — 慣用語
1. Moving forwards or downwards with your head in front of your body.
1.慣用語
釋義
頭朝下
Moving forwards or downwards with your head in front of your body.
例句
He fell head first down the stairs and broke his arm.
She dived head first into the pool without checking the depth.