... second derivative 二阶导数 second development二次显影 second harmonic distortion 二次谐波失真 ...
2
?二次创业
...二次创业，高新区，南宁高新区 [gap=1224]Key Words] independent innovation, independent innovation system, second development, hi-tech zone, The Hi-Tech Zone of Nanning ..
Seconddevelopment costs are the lowest in history.
第二，开发的成本达到了历史最低程度。
2
The development of an understanding of the self becomes evident between the first and second years of life and shows rapid elaboration in subsequent years.
对自我理解的发展在生命的头一两年间变得明显，在随后的几年里快速地变得详尽。
3
This second step in the development of a full sense of self is what James called the "self-as-object".