dis-, 不，非，使相反。appear, 出现。

1. She stood watching the car's tail-lights disappear down the drive.

她站在那儿，望着小汽车的尾灯消失在车道尽头。

2. He saw something dark disappear behind the curtain of leaves.

他看到一个黑漆漆的东西从浓密的树叶后消失了。

3. It was uncharacteristic of her father to disappear like this.

就这样消失不像她父亲的一贯作风。

4. Year by year great swathes of this small nation's countryside disappear.

年复一年，这个小国家的乡村面积正在一片片地大量消失。

5. The snow will soon disappear when the warm weather comes.

天气变暖时,雪很快就会融化.