全世界已知最老的野生鸟类，高龄74岁的黑背信天翁「智慧」（Wisdom），日前又产下一颗蛋，被拍到和伴侣一起照顾，预计在未来几个月内迎接新宝宝，而这是牠第30次当妈妈，消息一出令不少专家兴奋表示「牠又做到了！」 ...

Among Chinese characters, "知" is made up of the radical "矢" (arrow), forming a left-right structure with a total of 8 strokes, symbolizing the acquisition of knowledge and wisdom. “知”字 ...