Vapourware
雾件（已做广告但尚未上市的计算机程序或产品）
🗣️ 情景例句
She'll be back around 2:30.
大概两点半会回来。
What did you think of our factories?
你认为我们的工厂怎样？
They stopped talking when their boss came in.
当老板进来的时候；他们停止了交谈。