- troposphere (n.)
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[troposphere 词源字典] - 1914, from French troposphère, literally "sphere of change," coined by French meteorologist Philippe Teisserenc de Bort (1855-1913) from Greek tropos "a turn, change" (see trope) + sphaira "sphere" (see sphere). Related: Tropopause.[troposphere etymology, troposphere origin, 英语词源]