Someone who is filled with his own importance and pride, often without cause, is said to have his nose in the air.

有人谁是布满了他自己的主要性和孤高感，经常没有原因，据说他的鼻子在空气中。

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Anger - at the person who has died or at other people, often seemingly without cause.

对死去的亲友或其它人表现出愤怒，往往似乎没有理由。

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The cause of the disease is unknown, and it often gets better without treatment.

该疾病的成因不明，而且没有治疗时，往往会对症状有改善。

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Grant makers feel anything other than giving without any financial return to an often highly specific cause is not what they want.

FORBES: Benevolent Schizophrenia - A Tale of Donors and Investors

Stroke, the third leading cause of death in the United States, often occurs without warning.

CNN: Vitamin E may reduce risk of stroke