crewless

例句：

1. 1.The ship was crewless when it sank.
   当船沉没时，它没有船员。
2. 2. The spacecraft had been crewless for months.
   太空船已经没有船员几个月了。
3. 3. The rescue team found the crewless boat on the shore.
   救援队在岸边发现了一艘没有船员的小船。