toe the line

服从, 听从

例句与用法：

I've told my children they must toe the line with regard to house rules or lose some of the freedom they presently enjoy.

我告诉孩子们必须遵守家规，要不他们就会失去目前享有的某些自由。

详细释义：

ph.

严守规定、乖乖听话