eldest

adj.

最年长的，最老的；年事最高的(old的最高级)；

n.

最年长者；

eldest son长子；年龄最大的儿子

eldest brother长兄

eldest daughter长女

eldest sister长姊，大姐

1. He is the eldest among the 3 brothers.
   他是三兄弟中最年长的。
2. The eldest assisted his father in farming, and succeeded to his little freehold.
   最年长的儿子帮助他的父亲耕种，并成功地得到一些终身不动产。

New analyses of eldest and newer phenological series
TESEO2: Turn the Eldest Seismograms into the Electronic Original Ones
Are Common Risk Factors Relevant in the Eldest Old?
Are Common Risk Factors Relevant in the Eldest Old?
The eldest of older adults living with HIV: response and adherence to highly active antiretroviral therapy.
Deaf and hearing parents' interactions with eldest hearing children.
Further hormonal suppression of eldest daughter cotton‐top tamarins following birth of infants
[Nursing and breastfeeding: an eldest practices combination] Enfermgem e aleitamento materno: combinando práticas seculares.
Verfahren zum Farben von aus der Erdoeldestillation stammenden Kohlenwasserstoffen und Farbstoffloesungen zur Durchfuehrung des Verf...
Verfahren zum Farben von aus der Erdoeldestillation stammenden Kohlenwasserstoffen und Farbstoffloesungen zur Durchfuehrung des Verf...