“严格地”的英语？

她的观念比较保守，有时过于严格地奉行纪律。She has some old-fashioned values and can be a strict disciplinarian.他严格地坚持节食，减了差不多20磅。He had maintained a rigid diet, shedding some twenty pounds.严格地说,西红柿是一种水果, 尽管它是当作蔬菜吃的.The tomato is technically ...