1，總結(jié)2的倍數(shù)有什麼特殊共三條
1、都是偶數(shù)；2、都是相鄰的偶數(shù)；3、末尾數(shù)以2、4、6、8、0循環(huán)；
2，事半功倍的英文怎么說(shuō)
to get twice the result with half the effort 事半功倍
事半功倍 [shì bàn gōng bèi]基本翻譯yield twice the result with half the effortby doing half the work, one will get double the result.get twofold results with half the efforthalf the work with double results網(wǎng)絡(luò)釋義事半功倍:well begun is half done
