水土不服

shuǐtǔbùfú
not acclimatized

CEDICT

  1. to be unaccustomed to a new place; to not be acclimatised
  2. to have traveler's diarrhea; tourista

Wiktionary

因生活環境的變遷所造成的不適應。《水滸傳．第一○一回》：「說軍士水土不服，權且罷兵，以致養成大患。」《鏡花緣．第四四回》：「奈小山受不慣海面風浪，兼之水土不服，竟自大病。」也作「水土不伏」。

重編國語辭典

因生活環境的變遷所造成的不適應

維基詞典

Entry Composition

1 水土 shuǐtǔ
  1. water and soil
  2. surface water
  3. natural environment (extended meaning)
  4. climate
2 不服 bùfú
  1. not to accept sth
  2. to want to have sth overruled or changed
  3. to refuse to obey or comply
  4. to refuse to accept as final
  5. to remain unconvinced by
  6. not to give in to

Related entries

不服水土 bùfúshuǐtǔ
  1. (of a stranger) not accustomed to the climate of a new place
  2. not acclimatized