单词 | ounce |
释义 | ounce 1 (ouns) n. 1. Abbr. oz a. A unit of weight in the US Customary System, an avoirdupois unit equal to 437.5 grains (28.35 grams). b. A unit of apothecary weight, equal to 480 grains (31.103 grams). See Table at measurement. 2. A fluid ounce. See Table at measurement. 3. A tiny bit: not an ounce of sympathy. [Middle English unce, from Old French, from Latin ūncia; see oi-no- in the Appendix of Indo-European roots.] |
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