如：She felt ill. She went to work, however, and tried to concentrate.
如：Our defeat was expected；nevertheless，it was disappointing.
This was not an easy decision. It is, however, a decision that we feel is dictated by our duty.
You should always strive to achieve more, however well you have done before.
Most marriages fail after between five and nine years. Nevertheless, people continue to get married.
There had been no indication of any loss of mental faculties. His whole life had nevertheless been clouded with a series of illnesses.