| 单词 | ullage |
| 释义 | ullage —ullaged, adj. /ul"ij/, n. 1. the amount by which the contents fall short of filling a container, as a cask or bottle. 2. the quantity of wine, liquor, or the like, remaining in a container that has lost part of its contents by evaporation, leakage, or use. 3. Rocketry. the volume of a loaded tank of liquid propellant in excess of the volume of the propellant; the space provided for thermal expansion of the propellant and the accumulation of gases evolved from it. [1400-50; late ME < AF ulliage; OF ouillage, (h)eullage wine needed to fill a cask, equiv. to (a)ouill(er) to fill (a cask) (deriv. of ouil eye, hole < L oculus) + -age -AGE] |
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