This is the 6779th most frequent Chinese word.
水箱
Water tank.
Here, '水箱' refers to a physical container or tank designed to store water.
水箱里面装满了水。
The water tank is filled with water.
In this sentence, '水箱' is used in the context of maintenance of the tank specifically for its purpose of storing usable water.
我们需要清理水箱，以保证水质安全。
We need to clean the water tank to ensure water quality and safety.
Here, '水箱' refers to the radiator in a car system, highlighting its role in cooling the engine through a water-based heat exchange system.