基本解釋到期提醒同根派生 return-alert相關(guān)詞英漢例句One should not run about aimlessly during an alert. 空襲警報(bào)期間不可到處亂跑。She is always on the alert for some new calamity. 她總是保持警覺(jué)以防某種新的災(zāi)難。Keep on the alert; we're due for an inspection. 提防著點(diǎn),輪到檢查我們了。Be sure to be watchful or alert. 必須留神,千萬(wàn)要提防。I buy him a drink in return for his help. 我請(qǐng)他喝酒以酬謝他的幫助。return-alert更多例句