v.精通,掌握(master的过去分词);
adj.精通的;
例句:
In the Mediterranean the U-boats were also mastered.
在地中海,潜艇也被制服了.
She has fully mastered the technique.
她已完全掌握了这种技术.
His genius alone has mastered every crisis.
仅凭天分,他就控制了所有的危机。