What does 形态 (xíng tài) mean in English?

Card 2032HSK 2010 Level 62032/2512
CARD2032
PROGRESS81%
形态
形態
xíng tài
shape; form; pattern; morphology

Reveal: Click/Space/Enter/↑↓/w/s/j/kNavigate: ←→/h/l/a/d