（儿童的）早衰症一种少见的少年身体机能失调，以类似年老的身体快速变化为特征，其结果通常导致二十岁之前死亡 A rare congenital disorder of childhood that is characterized by rapid onset of the physical changes typical of old age, usually resulting in death before the age of20.
肌阵挛肌肉和部分肌肉的急速抽动，它没有任何节律或方式，存在于各种脑失调症 A sudden twitching of muscles or parts of muscles, without any rhythm or pattern, occurring in various brain disorders.
精神起因一种由心理因素而不是生理因素引起的身体机能失调或疾病 Development of a physical disorder or illness resulting from psychic, rather than physiological, factors.
当前的贸易赤字表明我们的进出口贸易严重失调。 The current trade deficit indicates a serious imbalance between our import and export trade.
