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"Dust is most likely the reason why the star's light appears to dim and brighten," said lead author Tabetha Boyajian, assistant professor of physics and astronomy at Louisiana State University, for whom "Tabby's Star" is nicknamed.

"Digital traffic also topped over 70 percent, giving early indications that shoppers are ready to transition toward a mobile-only reality," the blog wrote. "Mobile is on its way to becoming a beacon of light as the driver for multichannel and multi-touchpoint engagements," it said.

"Even though I can speak it fluently, I can't remember all the words due to my old age and lack of a language environment. To record some unfamiliar words, I have visited almost all the Oroqen seniors in the county."

"Facts speak louder. For neighbors, dialogue is better than confrontation, cooperation is better than friction. History will show that we have made a right choice," Wang said.

"Especially as COVID has hastened the sales migration from offline to online, stores will need to change roles as well as formats, contributing to a more seamless omnichannel whole," Cheng said.