好英语网医保卡不能用可能是由多种原因导致的。以下列举了一些可能的原因及英文翻译对照：
医保卡未激活：新办的医保卡需要激活才能使用。如果没有激活，那么就不能使用医保卡。英文翻译为：The medical insurance card is not activated. A newly issued medical insurance card needs to be activated before it can be used. If it is not activated, the card cannot be used.
医保卡过期：医保卡有使用期限，一旦过期就不能使用。英文翻译为：The medical insurance card has expired. Medical insurance cards have an expiration date, and cannot be used once expired.
医保卡挂失：如果医保卡不慎丢失或被盗，需要进行挂失。挂失期间，医保卡不能使用。英文翻译为：The medical insurance card is reported lost or stolen. If the medical insurance card is lost or stolen, it needs to be reported and cannot be used during the reporting period.
医保卡余额不足：如果医保卡内的余额不足以支付医疗费用，就不能使用医保卡。英文翻译为：The balance of the medical insurance card is insufficient. If the balance on the medical insurance card is not enough to pay for medical expenses, the card cannot be used.
医保卡损坏：如果医保卡损坏，就不能使用。英文翻译为：The medical insurance card is damaged. If the medical insurance card is damaged, it cannot be used.
总的来说，医保卡不能使用可能是由多种原因导致的。在遇到这种情况时，可以先检查一下医保卡的状况，也可以咨询相关部门了解具体原因。英文翻译为：In summary, there may be various reasons why the medical insurance card cannot be used. When this happens, you can first check the condition of the medical insurance card, or you can also consult relevant departments to understand the specific reasons.
