學個詞 Learn A Word:462 double check

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今天我們要學的詞是double check。 Double check, 是復核的意思。"The teacher told her students to double check their answers before handing in the exam," 老師告訴學生們，交卷之前應該反復檢查自己的答案。"They double checked the doors and windows before leaving for vacation," 他們出門渡假前，反復檢查是否鎖好了門窗。

美國郵票星期一漲價，從41美分上調(diào)到42美分。郵政當局警告說，"You need to double check the postage on the letter before you drop it in the mail," 大家在寄信之前需要仔細核查郵資是否貼夠了。好的，今天我們學習的詞是double check...