hostage
n
1 person held as a captive by one or more others who threaten to keep, harm or kill him unless certain demands are met 人质
The hijackers kept the pilot on board the plane as
(a) hostage. 劫机者把飞机驾驶员扣留在飞机上作为人质.
2 (idm 习语) a ,hostage to `fortune (fml 文) person or thing that one acquires and may then suffer by losing, esp a husband or wife or child 希望得到的但需蒙受可能失去之痛苦的人或事物(尤指配偶或子女). take/hold sb `hostage seize/keep sb as a hostage 抓住[扣押]某人作为人质
The gunman is holding two children hostage in the building. 持枪歹徒把两个孩子扣押在这座建筑物里当作人质.
The fire service began to wonder whether a gas might have caused the fire.
消防部门开始怀疑有一种气体可能会导致火灾。
So, celebrate your success, and invite your parents to celebrate with you, however hard it may be for them. If you continue to be excited about your future, you may come to educate your parents in the same way.