英语语法分析

What is the kind of Dan Geer ancient city?

丹葛尔是怎样的一座古城？

If our air forces are never used, they have achieved their finest goal. — r. Van De Geer.

如果我们的空军永远也派不上用场，那他们就最好地完成了任务。

The specific structure and dimensions of steering geer are designed with the essential part drawing.

设计了转向器的具体结构尺寸，绘制了必要的零件图。