Cách sử dụng
The word 'watertight' means something that does not allow water to pass through and is completely sealed. It is often used to describe containers, boats, or buildings that are designed to prevent water from getting inside. For example, a watertight container would not let any water leak in, even if it was submerged underwater. Similarly, a watertight boat or building would be designed to withstand heavy rain or flooding without any water getting inside. Essentially, the word 'watertight' signifies something that is sealed and protected from water damage.