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单词 救生设备
例句 DEFINITIVE EXAMPLES 权威例句The fighter plane's crew all have survival kits in case they are shot down.战斗机的机组人员都有一套救生设备在被击落时用。剑桥国际The utility of the rescue equipment has still to be assessed in a real emergency.这一救生设备的功用还有待在真正的紧急情况中评定。剑桥国际
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更新时间:2024/11/13 17:44:32