https://online2.tingclass.net/lesson/shi0529/0008/8532/p78.mp3
https://image.tingclass.net/statics/js/2012
Her elder brother is five years her senior.
她的哥哥比她大五歲。
senior有年長(zhǎng)的意思，也指年紀(jì)叫大的人。鋼材那句話相當(dāng)于 Her elder brother is five years older than she.
上面的那句話也可說成：
Her elder brother is five years senior to her.(注：這句的senior是形容詞，表示年紀(jì)較大的)
