pubescen ce n 軟毛
到達青春期, 軟毛
Introduction cultivated soybean is max (L) Merrill, alias: soya ...
puberty n. 青春期 英英解釋:名詞puberty:1. the time of life when sex glands become functional同義詞：pubescence ...
n. 
到達青春期, 軟毛n. n. n. 