Zhè / zhī / bùduì / cóng / cèmiàn / fādòng / gōngjī / shìtú / cèjī / dírén / de / zhǔlì。这支部队从侧面发动攻击,试图侧击敌人的主力。The troops launched an attack from the side in an attempt to flank the enemy's main force.