勢せい力りょく圏けん内ない

noun

within the sphere of influence

Used in political, military, or economic contexts to describe an area or group under someone's control or influence. Often followed by particles like に or の.

• その国くには大たい国こくの勢せい力りょく圏けん内ないにある。

  That country is within the sphere of influence of a major power.

• 勢せい力りょく圏けん内ないの地ち域いきでは、その企き業ぎょうの影えい響きょう力りょくが強つよい。

  In areas within its sphere of influence, the company's influence is strong.