After losing the major client, the sales manager seemed morose throughout the weekly meeting.

失去那位大客戶後，業務經理在整場週會上都顯得悶悶不樂。

The customer service agent stayed polite even when a morose caller refused every solution offered.

即使一位脾氣陰沉的來電者拒絕了所有解決方案，客服專員仍保持禮貌。

Stuck at the airport for six hours, the passengers grew increasingly morose and quiet.

在機場受困六小時後，旅客們變得越來越鬱悶、沉默不語。