德国在第一次世界大战中使用了齐柏林飞艇进行侦察。

Germany used ___zeppelins for reconnaissance during World War I.

广告飞艇在城市上空缓慢飞行，吸引了所有人的注意。

The advertising ___zeppelin floated slowly over the city, catching everyone's attention.

我妈妈年轻时是齐柏林飞艇乐队的超级粉丝。

My mom was a huge fan of ___Zeppelin when she was young.