Hfa
abbr. hard factory automation 工厂自动化
🗣️ 情景例句
He's upset over the fact that he wasn't promoted this year.
他对今年没有升迁感到恼怒。
I'm Jim.
我是吉姆。
The remains of plants and animals that lived on land are much more rarely preserved, for there is seldom anything to cover them over.
曾在陆地上生活过的动植物的遗体被保存下来的更为罕见，因为陆地上几乎没有什么东西覆盖它们。