It was once unheard of for a singer to perform with a faulty voice. However, in recent times, it has become more common for performances to be interrupted, or even cancelled due to the inability of the performer to continue. Some opera singers complain of year-round cold symptoms, and steroid injections and numerous other drugs are often used to get a struggling singer through a performance. But continuing to sing can cause more damage and create voice-ruining scars, similar to when a football player continues to play with a damaged knee and eventually needs surgery
📝 题目要求
找出文本中的逻辑关系词,并写出对应的逻辑类型
找出文本中的逻辑关系词；并写出所对应的逻辑类型：
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✅ 参考答案与解析
however：转折 or：并列 due to：因果 and：并列 but：转折 and：顺承 however：转折（与曾经的情况进行对比） or：并列（说明表演不光有中断，还有取消的情况） due to：因果（说明取消演出的原因） and：并列（说明其他与健康有关的情况） but：转折（说明持续唱歌造成的损伤） and：顺承（说明持续伤害会导致手术）