conquest|conquests

这面旗帜代表着人类对火星的征服。

This flag represents humanity's ___conquest of Mars.

蒙古帝国的征服行动一度横跨欧亚大陆。

The Mongol Empire's ___conquests once stretched across Eurasia.

他把她对他的爱视为最大的征服。

He regarded her love for him as his greatest ___conquest.