Hfa
abbr. hard factory automation 工厂自动化
🗣️ 情景例句
Have you been to our Tourist Information Center?
你去过我们的旅客服务中心吗？
We are sure the contract can be carried out smoothly.
我们确信合同会顺利执行的。
There were twenty cars in the race.
参加比赛的有20辆汽车。