idiom > be mentally disturbed
Contents
Harbor ill at ease
  Explanation: Distraught look. Or concerns that can not be due to ease a guilty conscience.
  Source: Qing Pu, "How Strange mother" listening to the pines sound stand-offish, played sad night insects, the center apprehension, regret to such burning. "
  Examples: Pregnant woman, just one day give birth to be born a new life, he ~, silently wish mother and child safe. ★ Hoda "Muslim's funeral," Chapter VIII
No. 2
  成语 心怀忐忑
  发音 xīn huái tǎn tè
  解释 心神不宁的样子。指因心虚或忧虑而不能安心。
  出处 清·蒲松龄《聊斋志异·巧娘》:“听松声谡谡,宵虫哀奏,中心忐忑,悔至如烧。” 清·蒲松龄《聊斋志异·巧娘》:“听松声谡谡,宵虫哀奏,中心忐忑,悔至如烧。”
  示例 清·蒲松龄《聊斋志异·巧娘》:“听松声谡谡,宵虫哀奏,中心忐忑,悔至如烧。”
  十月怀胎,一朝分娩,新生命就要诞生了,他~,默默地祝愿母子平安。 ★霍达《穆斯林的葬礼》第八章