adv.从侧面;侧向;
例句:
Disaster threatens on every side.
灾祸四伏。
Side-on radiography technology can directly demonstrate the change of perturbation amplitude on target surface.
侧向背光照相能直接反映靶表面扰动幅度的变化情况。
On the plus side, all the staff are enthusiastic.
好的方面是职员的工作热忱都很高。