keep in line

• 控制、约束或使某人某物遵守规则、保持应有行为，使其不越轨。

To control, restrain, or maintain discipline over someone or something, ensuring they follow rules or behave properly.

1. Maintain order or controlB2informal

   To ensure that someone behaves correctly or follows rules.

   约束

   • The teacher had to keep the students in line during the assembly.
   • The manager keeps his team in line with strict deadlines.
   • Parents often struggle to keep their children in line.

2. Stay within limitsB2informal

   To remain within acceptable boundaries or standards.

   遵守界限

   • The company must keep its spending in line with the budget.
   • He tries to keep his emotions in line during stressful situations.
   • The government aims to keep inflation in line with economic growth.