reservoir

/ˈrezəvwɑː/ n.
标准词条 CET-4
一句话记住

水库;蓄水池;储藏,蓄积

释义与例句

n. 水库;蓄水池;储藏,蓄积
a natural or artificial lake used to store water for a town or area; a large amount of something that is kept for future use
  1. The city gets its drinking water from the reservoir.
    这座城市的饮用水来自水库。
  2. The reservoir was almost empty after the long drought.
    长期干旱后水库几乎干涸了。
展开其余 1 条例句
  1. He has a large reservoir of knowledge about ancient history.
    他在古代史方面有着渊博的知识储备。

词源与构词

记忆钩子 联想 re(再)+ serv(保留)+ oir → 把水保留起来的地方 → 水库

词族与关联词

词族(同一词根派生出的不同词性或形式)
  • reserve 储备;保留
    v./n. reservoir 的词根
同义词
  • lake 湖,湖泊
    lake 多指天然湖泊,reservoir 多指人工修建用于蓄水的水库
    They went camping by the lake last summer. 去年夏天他们去湖边露营。
  • stockpile 储备,库存
    stockpile 多指物资的储备,reservoir 本义为水库,也可喻指储备
    The country built a stockpile of food for emergencies. 该国储备了粮食以备紧急情况。
反义词
  • drought 干旱
    reservoir 是蓄水处,drought 是缺水的状态
    The drought destroyed most of the crops. 干旱毁坏了大部分庄稼。
常见搭配
  • water reservoir 蓄水池,水库
    The water reservoir supplies the entire town. 这个水库为整个城镇供水。
  • a reservoir of 大量的……储备
    She has a reservoir of patience with children. 她对孩子有着极大的耐心。