分钟倒计时器5:004:594:584:574:564:554:544:534:524:514:504:494:484:474:464:454:444:434:424:414:404:394:384:374:364:354:344:334:324:314:304:294:284:274:264:254:244:234:224:214:204:194:184:174:164:154:144:134:124:114:104:094:084:074:064:054:044:034:024:014:003:593:583:573:563:553:543:533:523:513:503:493:483:473:463:453:443:433:423:413:403:393:383:373:363:353:343:333:323:313:303:293:283:273:263:253:243:233:223:213:203:193:183:173:163:153:143:133:123:113:103:093:083:073:063:053:043:033:023:013:002:592:582:
