今天我們要學的詞是 reserve。Reserve 做為形容詞，是后備的意思。

Israel is preparing to mobilize 30,000 reserve troops. 以色列正準備動員三萬預備役。The British defense secretary proposed to allow reserve soldiers to take up to 40 days a year for training. 英國國防大臣建議，允許預備役士兵每年最多參加40天的訓練。美國受到颶風桑迪襲擊后，Three army reserve units are mobilized to support relief efforts in disaster areas. 三支陸軍預備役部隊被調動起來，支援災區救援。This is the first time Army Reserve Soldiers have been activated for a natural disaster under the 2012 defense authorization act. 這是根據2012年國防授權法案，第一次因為自然災害調動陸軍預備役。好的，今天我們學習的詞是 reserve, reserve, reserve....