其他参加聚会的人把这名伤者从行凶者手中救了出来。Other party-goers rescued the injured man from his assailant.这些参加聚会的人中至少有一半不到15岁。At least half the partygoers were under 15.你接到参加他们的聚会的邀请了吗？Have you been invited to their party?...