眉头一皱,计上心来 meaning in English
Knit the brows and you will hit upon a stratagem. br>A ruse grew up behind the knitted brows above one's eyebrows. br>As he frowns thoughtfully,an idea strikes him. br>frowned in thought and at last thought of a plan. br>He tightly knit his brows in a frown and at last a plan was born in his heart. br>Knit the brows and a stratagem comes to mind. br>The brain behind the knitted brow conceived a plan. br>