① 大気圏のうち、上空ほど温度が高くなる、高度10km前後から50km付近までの部分。成層圏の下部境界は対流圏、上部境界は中間圏に接する。
emphasis mark (used in Japanese text in a way similar to underlining)
one's daily milieu; neighbourhood; neighborhood; zone of life; sphere of life
gravitational field (of a celestial body); sphere of gravitation; gravisphere
① 地域の外部。② 特に携帯電話などで、電波の届かない場所や状態。
safety zone; buffer (e.g. against defeat)
① 他の圏域と比べ、経済的な結びつきが強い、即ち、同一の圏域における経済的取引量が多い圏域。
gravitational sphere (of a celestial body); gravitational field
Arctic Circle; the Arctic
① 経済活動や日常生活などで、中心となる都市と、密接な関係を持つ地域。
greater metropolitan area; megalopolis; conurbation
communist bloc; Iron Curtain
air defense identification zone; ADIZ
business region; marketing area; commercial sphere; trading area; region in which a business operates
Islamic world; Muslim world
Antarctic Circle; the Antarctic
① 大気圏のうち、中間圏の上方にある領域。高度80km前後から500km付近までの部分。電離層が幾つか存在する。
German-speaking countries; German language sphere
① フランスをはじめ、フランス語が日常で使用される地域。
countries where Chinese characters are used or were historically used
sphere (e.g. of knowledge, influence)
eurozone; euro zone; euro area
public sphere; public domain
Greater China (incl. Hong Kong, Macao, Taiwan and sometimes Singapore)
Spanish-speaking world; Spanish-speaking countries
sinophone world; Chinese-speaking world
kanji cultural sphere; countries where Chinese characters are used or were historically used
traffic area; traffic block
hour circle; circle of declination
beneficiary zone; people who will enjoy the benefits of new public facilities, infrastructure, etc.
harm zone; people who will suffer the negative effects of new public facilities, infrastructure, etc. (e.g. pollution)
Grothendieck's Galois theory