最年长的,最老的;年事最高的(old的最高级);

Charles was three when his mother became Queen as her eldest son, heir to the throne.
现任女王伊拉莎白二世继承王位时, 查尔斯年仅三岁,当时身为长子的他便成了王位继承人.
来源:网络文摘精选Eldest children are the only ones to have experienced the undivided attention of their parents.
只有老大得到过父母一心一意的照顾。
来源:《柯林斯高阶英汉双解学习词典》It was generous of the eldest son to divide the property with his younger brothers.
长子很慷慨,他与弟弟们均分了财产.
来源:网络文摘精选The emperor's eldest son was so eager to take over the crown that he revolted.
皇帝的嗣子急于继承皇位,竟然发动了叛乱.
来源:网络文摘精选The father and eldest son have accused her of physically abusing the boys.
父亲和大儿子已经指控她在身体上虐待(两个小的)男孩子们.
来源:网络文摘精选Who can be integrated give channel eldest child, who, it is media old.
谁能整合出渠道老大, 谁, 就是媒体老大.
来源:网络文摘精选
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