汤姆今年三十岁。

Tom is thirty years old.

Tom's thirty.

Tom is thirty.

Tom is 30 years old.

Source: Tatoeba

Sentence Composition

1 汤姆 Tāngmǔ Tom (name)
2 今年 jīnnián this year
3 三十 sānshí
  1. thirty
  2. 30
=4 岁 suì
  1. variant of 歲 suì, year
  2. years old
=4 岁 suì
  1. classifier for years (of age)
  2. year
  3. year (of crop harvests)