of necessity

副词 of necessity:

1. in such a manner as could not be otherwise
   同义词：inevitably, necessarily, needs

1. Being short of money, I made a virtue of necessity and gave up smoking.
   我因缺钱，倒也乐得把烟戒了。
2. The doctor asked us to call him during the night except in case of necessity.
   医生吩咐我们，除非必须，否则不要在夜里叫他。
3. She realizes with a sudden wave of sympathy that Charlotte, a rather homely girl of advancing years, married Mr. Collins out of necessity, fearing a lonely and poverty-stricken life as an old maid.
   她心中蓦地涌起一股同情，意识到夏绿蒂只是因相貌平平，年龄日见增长，由于害怕成为老姑娘，过孤独、贫寒的生活才不得已嫁给了柯林斯先生。
4. Of necessity; inevitably.
   必然必需地，不可避免地