莎玛尔这个名字象征着守护和责任感。

The name ___Shamar symbolizes guardianship and responsibility.

沙漠商队更喜欢使用单峰骆驼运输货物，因为它们能适应恶劣的环境。

Desert caravans prefer to use ___dromedary camels for transporting goods because they can endure harsh conditions.