单词 | isobar |
释义 | i·so·bar (īsə-bär′) n. 1. A line on a weather map connecting points of equal atmospheric pressure. Also called isopiestic. 2. Any of two or more kinds of atoms having the same atomic mass but different atomic numbers. [ISO- + Greek baros, weight; see gwerə-1 in the Appendix of Indo-European roots.] i′so·baric (-bärĭk, -băr-) adj. |
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