to become thin

• 老年性消瘦

  geromarasmus

• 面容消瘦

  face has become thin

• 消瘦得很

  very thin

• 渐渐消瘦下去

  gradually become thinner

• 眼看病人日渐消瘦下去。

  The patient became thinner by the day.

• 病后他消瘦得多了。

  He had become a lot thinner after his illness.