vanish 的词根为van

例句如下,请仔细体会

1、

The ship had vanished without trace.

那艘船消失得无影无踪。

2、

He vanished without trace.

他消失得无影无踪。

3、

After years at the top, she just vanished from the scene.

她在圈内雄踞首位许多年,突然销声匿迹了。