帝制的英文：
imperialism

The king's subjects protested against his imperialism.
国王的臣民反对他的帝制。

An imperious look,command,gesture
飞扬跋扈的样子、专横的命令、傲慢的姿势.

He was certainly much more imperious-she ended by calling it imperial.
他肯定更加盛气凌人，她却认为那是气宇轩昂。

To confer the rank of nobility by an imperial appointment.
策命授爵。

By then Britain as an imperial power had declined.
到那时，英国作为一个帝国已经衰落。

It signifies a decision to capitulate to Japanese imperialism.
就是说决定投降日本帝国主义。