释义 |
ex·ine \ˈekˌs]ēn, ]īn\ noun also ex·tine \ˈekˌst]\ (-s) Etymology: exine probably from German, from Latin ex out of, out; extine probably modification of German exine — more at ex- : the outer of the two layers forming the wall of certain spores (as pollen grains) — called also exosporium; compare intine, perinium |