不透水

bùtòushuǐ
  1. waterproof
  2. watertight
  3. impermeable

CEDICT

Entry Composition

1 不 bù
  1. no; not so
  2. (bound form) not; un-
2 透水 tòushuǐ
  1. permeable
  2. percolation
  3. water leak

Related entries

抗水 kàngshuǐ
  1. waterproof
  2. water resistant
耐水 nàishuǐ waterproof
耐水性 nàishuǐxìng waterproof
防水 fángshuǐ waterproof
這手錶是防水的。

This watch is waterproof.

Source: Tatoeba

滴水不漏 dīshuǐbùlòu
  1. lit. not one drop of water can leak out
  2. watertight
  3. rigorous (argument)
点水不漏 diǎnshuǐbùlòu
  1. not one drop of water leaks (idiom); fig. thoughtful and completely rigorous
  2. watertight