ounce
noun /aʊns/
/aʊns/
Idioms - [countable] (abbreviation oz)(in Britain and North America) a unit for measuring weight, 116 of a pound, equal to 28.35 grams
盎司（重量单位，¹⁄₁₆ 磅，等于 28.35 克） - [singular] ounce of something (informal) (used especially with negatives
尤与否定词连用 少许；少量；一点点；丝毫 - There's not an ounce of truth in her story.
她所说的一点儿都不真实。
- There's not an ounce of truth in her story.
词源Middle English: from Old French unce, from Latin uncia ‘twelfth part (of a pound or foot)’; compare with inch.
Idioms
an ounce of prevention is better than a pound of cure (US English)
(British English prevention is better than cure)
- (saying) it is better to stop something bad from happening rather than try to deal with the problems after it has happened
预防优于补救；防患于未然是上策