Taivo A Taiwan Mandarin dictionary

繁重

fánzhòng

ㄈㄢˊ ㄓㄨㄥˋ

  1. 1heavy
  2. 2burdensome
  3. 3heavy-duty
  4. 4arduous
  5. 5onerous

Keep 繁重 and it comes back until you know it.

Get Taivo for iPhone →