keep your nose to the grindstone
成語所屬單字nose
keep your nose to the grindstone — 慣用語
1. To work hard without stopping for a long time.
1.慣用語
釋義
埋頭苦幹
To work hard without stopping for a long time.
例句
She kept her nose to the grindstone to finish the project.
He keeps his nose to the grindstone every day.