英语翻译
9.Darwin was known to have confided to his close friends his fears of “hereditary weakness” and it was with these concerns in mind that Darwin felt the need to reflect upon his own life for the benefit of his children.The closeness of the Darwin family and Darwin’s fondness for his children is further highlighted by the tragedy of his daughter Annie’s death.Annie was,as Darwin once confessed,one of his favorites and remained the “apple of her father’s eye”.(Para.9)