occurred是什么意思_occurred的翻译_音标_读音_用法_例句_爱词霸在线词典 The accident occurred in Riverside California 出自-2013年12月听力原文 Further evidence of McLaughlin's irresponsibility occurred on May 6 when he was returning from his shift 出自-2013年12月听力原文
sufficient是什么意思_sufficient的翻译_音标_读音_用法_例句_爱词霸在线词典 A gamification strategy that is not sufficiently thought through or well tailored to its players may engage people for a little while, but it will not motivate people in the long term