释义 |
nouna unit of atmospheric pressure, being the pressure equal to that exerted by a column of mercury one inch high under standard conditions of temperature and gravity: 33.864 millibars. Abbreviation: in. Hg Origin of inch of mercuryFirst recorded in 1825–35 Words nearby inch of mercuryincher, inchmeal, inchoate, inchoation, inchoative, inch of mercury, Inchon, in chorus, inch plant, inch-pound, inchworm Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |