reservoir
/ˈrɛzəvˌwɑr/
a large or extra supply of something
中文释义：水库；储备
The city's main reservoir supplies water to millions of residents.
这座城市的主要水库为数百万居民供水。
She has a vast reservoir of knowledge about ancient history.
她拥有丰富的古代历史知识储备。
/ˈrɛzəvˌwɑr/
a large or extra supply of something
中文释义：水库；储备
The city's main reservoir supplies water to millions of residents.
这座城市的主要水库为数百万居民供水。
She has a vast reservoir of knowledge about ancient history.
她拥有丰富的古代历史知识储备。