A lieutenant general is above a captain.

中将比上尉的职位高。

He was promoted to be a lieutenant in the army.

他被提升为陆中尉。

I waltzed across the floor with the lieutenant.

我和陆中尉跳着华尔兹，从舞池的一端旋转到另一端。

The colonel advanced him from lieutenant to captain.

上校把他从中尉提升为上尉。

The lieutenant stood ahead of the troops.

上尉站在士兵的面前。