Stac
abbr. 科技咨询委员会（Science and Technology Advisory Committee）
🗣️ 情景例句
The airport rescheduled a flight.
机场改变了航班时间。
Where do you want us to put the couch?
你想让我们把沙发放到哪里？
Of course, everyone likes presents.
当然，每一个人都喜欢礼物。