Cách sử dụng
'Overhaul' means to improve something by making significant changes to it. The word is usually used in the context of repairing or improving machinery, vehicles or systems. For example, if a car is not running well, it may need an overhaul to replace or repair major parts to make it run efficiently. Similarly, a company may need to overhaul its policies and procedures to improve its performance. Overall, 'overhaul' suggests a thorough and comprehensive process of change and improvement in something.