Periodically remove the indoor dust and bacteria, and clean up with damp cloth or wet mop, disinfect the air filter processing, reasonable regulation of the air quantity, replacement of fresh air.

定期清除室内的粉尘及微生物，清理卫生时最好用湿布或湿拖把，对空气过滤器进行消毒处理，合理调节风量，更换新鲜空气。

youdao

The goal of the Amendment was to make swipe fees reasonable and proportionate to the actual cost of processing a transaction.

FORBES: Retailers Have Reason to Celebrate Swipe Fee Anniversary