2. n. 储备、贮藏 reserve of food食品储备; foreign exchange reserve 外汇储备 3. n. 保护区 a nature reserve 自然保护区 4. n. 候补队员、后备部队、储备金 5. n. 保留 without reserve
表示“你完蛋了，你死定了”还可以这样说:1 You're dead.=You're doomed.=You're finished.你完蛋了。2 You're screwed.你摊上事儿了。3 You're done.
必修一Welcome Unit一、重点词汇1. exchange [ɪksˈtʃeɪnʤ] n. 交换; 交流 vt. 交换; 交流;交易; 兑换2. lecture [ˈlektʃə] n. 讲座;讲课;教训 vi. (开)讲座;讲课 vt.训斥3.
1.贫穷的：poor = needy = impoverished = poverty-stricken2. 引起：cause = trigger = endanger3. 解决：solve =resolve =address = tackle =cope with = deal
