to have no more of something to sell
没有更多的东西可供出售 (meiyou gengduo de dongxi kefu chushou)
"The new iPhones sold out in just two hours."
"新的iPhone 售罄，仅用了两小时。" (xinde iPhone shouqing, jin yongle liang xiaoshi)
to make yourself feel happier and less stressed
to study or become familiar with cultural customs
to make people notice or focus on important problems
to actively try to get a higher position at work
to take control or responsibility for something
to start to sell goods or services in a new market
