tour of duty

Noun

(military) A period of time spent on a specific assignment, especially on an overseas mission.

Japanese Meaning

特定の任務、特に海外での任務に従事する期間

After his two-year tour of duty in South Korea, he returned home with a deeper appreciation for different cultures.

韓国での2年間の任務期間を終えて、彼は異文化に対するより深い理解を胸に帰国した。

Sense（1）

(military) A period of time spent on a specific assignment, especially on an overseas mission.

tours of duty

（ plural ）