In the third and final stage, people often feel weak, tired, and out of breath-and exercise performance is severely compromised.

在第三即最后阶段，人常常感到虚弱、疲乏无力、喘不过气，运动成绩大打折扣。

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Iron reserves gone to zero, you feel weak, tired and out of breath, which is the typical symptom of the third stage of iron deficiency.

铁质储量为零时，你会觉得虚弱，疲乏无力，喘不过气，这是缺铁第三阶段的典型症状。

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In the third and final stage, people often feel weak, tired, and out of breath - and exercise performance is severely compromised.

在第三也即最后阶段，人常常感到虚弱，疲乏无力，喘不过气，运动成绩大打折扣。

youdao

In the third and final stage, people often feel weak, tired, and out of breath - and exercise performance is severely compromised.

在第三也即最后阶段，人常常感到虚弱，疲乏无力，喘不过气，运动成绩大打折扣。

youdao