冲突: conflict, to conflict, clash of opposing forces, collision (of interests), contention...
自在: free, unrestrained, comfortable, at ease...
供求: supply and demand (economics)...
冷酷: grim, unfeeling, callous...
拳头: fist, clenched fist, competitive (product)...
令: to order, to command, an order, warrant, writ, to cause, to make sth happen, virtuous, honorific title, season, government position (old), type of short song or poem...
合影: to take a joint photo, group photo...
放暑假: have a summer vacation/have a summer holiday...
无情: pitiless, ruthless, merciless, heartless...
变质: to degenerate, to deteriorate, (of food) to go bad, to go off, (geology) metamorphism...