| Subject | English | Chinese |
| UN, econ. | incremental second approach | 分段施工的第二套方法 |
| UN, econ. | second approach to perform the work in smaller increments and relocate staff and functions as needed | 第二套方法 |
| archit. | second approach | 二次近似 |
| tech. | second approach section | 第二接近区段 |