1、 This cross'breeding may be the reason why the ancestors'believe that sexual relations could affect one's health.
十字架供养可能是祖先为什么相信性的关系可以影响健康的理由.
来源:互联网
2、 Scientists are cross - breeding chrysanthemums to ensure that flowers bloom in August.
科学家正在培育杂交菊花,保证会在8月开花.
来源:互联网
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