他享年54岁。

He died when he was 54 years old.

Source: Tatoeba

Sentence Composition

1 他 tā
  1. (third-person singular) (since the early 20th century, usu. male) he; him; his
  2. (bound form) other; another; some other (as in 他日 tārì and 他人 tārén)
2 享年 xiǎngnián to live to the (ripe) age of
=3 岁 suì
  1. variant of 岁 suì, year
  2. years old
=3 岁 suì
  1. classifier for years (of age)
  2. year
  3. year (of crop harvests)