1. The global weather has been abnormal last week.
    上周全世界的天气都不正常。

2. Is the child abnormal in any way?
    这孩子是否有点反常?

3. If normal cells can be stimulated to divide, then abnormal ones could also be prompted to multiply, so causing or accelerating skin cancer.
    如果正常的细胞可以受刺激而分裂，那么不正常的细胞也会加快繁殖，引起或加速皮肤癌的发生。