【例句】The job was new to him, so for a few days he was at sea.【误解】对他来说，这是份新工作，所以好多天他都在海上。

【正确】对他来说，这是份新工作，所以好多天他都不知所措。

【说明】at sea是固定短语，意思是“茫然”、“不知所措”。