be in line with the changing conditions; suit measures to the changing condi tions
❍ 这个人总是很死板，从来不懂得要～。This man was always rigid and never knew that he should suitmeasures to the changing conditions.
随时制宜suí shí zhì yí
制：制定、规定；宜：适当。制宜：制定适当的措施。根据当时条件和需要，采取适当的措施。change tactics as the situation demands, be in line with the changing conditions