1. They had abandoned all hope.
    他们放弃了一切希望。

2. The driver abandoned his car in the snow.
    司机把汽车抛在雪地里。

3. This new leadership has abandoned all talk of economic imperialism in favor of market economics.
    这些新领导人赞成市场经济学，摈弃了所有有关经济帝国主义的言论。

4. Napoleon was too busy and dozens of other efforts were abandoned including serious ones in 1884, 1923, and 1974.
    然而拿破仑太忙，而以后的多次努力都无功而返，其中重要的几次分别在1884年、1923年和1974年。