无定形碳 wú dìng xíng tàn

DEFINITIONS

  1. amorphous carbon

CHARACTERS

无 wú
HSK 4
negative, no, not; KangXi radical 71
定 dìng
HSK 3
decide, settle, fix
形 xíng
HSK 5
form, shape, appearance
碳 tàn
HSK 6
carbon