Cách sử dụng
The expression "a clean bill of health" means that someone or something is in good health or condition. It is often used by doctors when they have examined a patient and found no signs of illness, or by inspectors who have checked a building or structure and found no problems. It can also be used in a wider context, such as a company that has been audited and found to be financially stable. Basically, when we use this expression we mean that everything is okay and there are no issues to worry about.