分野

(1)a subject of study; "it was his area of specialization"; "areas of interest include..."

(2)研究の対象

(3)a region in which active military operations are in progress; "the army was in the field awaiting action"; "he served in the Vietnam theater for three years"

(4)活動中の軍事作戦が進行中の地域

(5)a branch of knowledge; "in what discipline is his doctorate?"; "teachers should be well trained in their subject"; "anthropology is the study of human beings"

(6)知識の分野

(7)a specialized sphere of knowledge; "baking is not my department"; "his work established a new department of literature"

(8)専門化された知識の範囲

(9)discord that splits a group

(10)グループが不和によって割れること

(11)one of the portions into which something is regarded as divided and which together constitute a whole; "the written part of the exam"; "the finance section of the company"; "the BBC's engineering division"

(12)何かを分けたうちの1つで、合わせると全体を構成するもの

(13)a solid figure bounded by a spherical surface (including the space it encloses)

(14)球面（それが囲む空間を含む）に囲まれている立体図形

(15)a particular kind of commercial enterprise; "they are outstanding in their field"

(16)商業事業の特定の分野

(17)all the competitors in a particular contest or sporting event

(18)特定のコンテストやスポーツにおけるすべての競技者

(19)the act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart

(20)分かれること、または分割する行為

(21)分けたり離したりする境界を設けて分離すること

(22)a group of ships of similar type

(23)類似の種の船のグループ

(24)a domain in which something is dominant; "the untroubled kingdom of reason"; "a land of make-believe"; "the rise of the realm of cotton in the south"

(25)何かが支配的である領域

(26)a unit of the United States Air Force usually comprising two or more wings

(27)通常は2個以上の航空団から成る米国空軍部隊

(28)a particular environment or walk of life; "his social sphere is limited"; "it was a closed area of employment"; "he's out of my orbit"

(29)特定の環境や社会的階級

(1)