Transolver
自整角解算器, 控制同步机
🗣️ 情景例句
I've got no idea.
我不知道。
Drought
干旱
In the 1970s, computers were common enough, but only in big business, government departments, and large organizations.
在70年代，计算机已经相当普及了，但只用在大公司，政府部门和大的组织之中，