EXPIRATION中文 (简体)翻译：剑桥词典 - Cambridge Dictionary Early vocalizations, arising from the expiration of air through the vocal tract, consist of a natural, vowel-like resonance reflecting characteristics of the oral cavity
expiration - 搜索 词典 1 The speed with which an option loses value is called time decay, which becomes steeper as the expiration nears 期权 失去 价值 的 速度 叫 时间 衰减， 越 接近 到期 日， 衰减 越 快。