他需要加点盐来调味。

He needs to add some ___salt for flavor.

古代人用盐来保存食物，防止它们变质。

In ancient times, people used ___salt to preserve food and prevent spoilage.

他的幽默故事给聚会增添了不少趣味。

His funny stories really ___spiced the party.

那位老水手在暴风雨中表现得非常沉着。

The old ___salt remained calm during the storm.

她在演讲中穿插了一些个人经历，为观点增添了可信度。

She ___salted her speech with personal experiences to add credibility to her points.