同根派生 prepa- ration相關(guān)詞英漢例句We'll have to ration out the water. 我們得將水按定額配給。They had to ration petrol during the war. 戰(zhàn)時(shí)他們不得不限量供給汽油。Have you used your ration of petrol for this week? 你用了這星期給你定量的汽油了嗎?The government had to ration petrol during the war. 政府不得不在戰(zhàn)爭(zhēng)期間定量供應(yīng)汽油。When food is ration people have to queue for bread. 儅食物定量配給時(shí),人們衹好排隊(duì)買麪包。prepa- ration更多例句