adjuster cottar

例句：

1. 1. The engineer wasasked to adjust the machine settings for betterperformance.
   工程师被要求调整机器设置以获得更好的性能。
2. 2. The doctor adjusted the patient's medication to help him recover faster.
   医生调整了患者的药物治疗以帮助他更快地康复。
3. 3. The carpenter used an adjustablewrench to tighten the boltson the door.
   木匠使用可调扳手来紧固门上的螺栓。