英语词汇“not once”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	not once
释义	not once短语¹¹⁸²⁵ 基本例句 adv.一次也不 In six years of studying economics, not once did I hear the word“ ecology”. 在学习经济学的六年中，我从没听过“生态保护运动”这个词。 yeeyan
随便看	social security field social security file Social Security Financial System social security financing Social security for a chinese was just that social security for armymen social security for elderly social security for nongmingong social security for the aged social security function social security fund social security funds social security houses Social security housing social security incidents social security in fishery area social security information system social security in rural areas social security institute social security institutions social security insurance social security in the countryside social-security in the rural area social security issues social security law