知识贝壳
知识贝壳
所属栏目：学生汉英成语
释义做事按照一定的条理或程序。proceed in order / work strictly by protocal / keep to conventional ways of doing things / in an orderly way / learn to say before you sing / run before you leap / creep before you walk例句 学习科学知识应该按部就班, 循序渐进。Scientif ......（本文共 250 字 ） [阅读本文]>>