time.sleep(2 ** attempt) # 指数退避
По ее словам, до конца первого квартала ожидается сохранение сложившегося тренда на укрепление национальной валюты в среднесрочном коридоре 74,50–81,50 рубля за доллар.
，更多细节参见同城约会
Dean du Plessis could tell Zimbabwean cricket had turned a corner by the noise of the crowd. The veteran broadcaster, who was born blind, has forged a remarkable career as a commentator by distinguishing the game’s almost imperceptible audio shifts. He can tell a slower ball has been bowled by the fractional delay before ball meets bat. He can tell if a batter has pressed forward or back by the scratch of spikes against the hard pitch. And, in 2018, he could tell the sport he loved would never be the same again.
两国领导人就乌克兰危机交换意见。习近平阐述中方原则立场，指出关键是坚持通过对话谈判寻求解决方案。要确保各方平等参与，筑牢和平基础；确保照顾各方合理关切，增强和平意愿；确保实现共同安全，构建持久和平架构。
Here's a subtle hint for today's Wordle answer:Lightheaded.