Hfa
abbr. hard factory automation 工厂自动化
🗣️ 情景例句
I represent the Hassan Trading Company.
我是哈森贸易公司的代表。
I want to make an overseas call to the United States?
我想打个电话到美国去。
I beg your pardon?Who's climbing the tree?
你说什么？谁在爬树？