名词
1. 离弃；遗弃；抛弃
The abandonment of a place, thing, or person is the act of leaving it permanently or for a long time, especially when you should not do so.
2. （工作、活动等的）中途放弃，中止
The abandonment of a piece of work or activity is the act of stopping doing it before it is finished.
3. （想法或思路的）放弃
The abandonment of an idea or way of thinking is the act of stopping having the idea or of stopping thinking in that way.
1. withdrawing support or help despite allegiance or responsibility
e.g. his abandonment of his wife and children left them penniless
2. the voluntary surrender of property (or a right to property) without attempting to reclaim it or give it away
3. the act of giving something up