原级：sidelight
1. 侧记：操作系统 operating system | 侧记 sidelights | 层层转包和违法分包 multi-level contracting and illegal sub-contracting
2. 杂闻：时事 current news | 杂闻 sidelights | 专题报道 special report
3. 位置灯,边灯：to dip one's headlights 关闭远光灯开启近光灯 | sidelights 位置灯,边灯 | direction indicator, indicator 方向指示器
1. Wei will reveal the sidelights of casting and shooting the magnificent war scenes.