Noun:

1. small dry indehiscent fruit with the seed distinct from the fruit wall

achen.痛；隐痛vi.渴望；痛Acherontia lachesisn.鬼脸天蛾achene of great burdock牛蒡子ache for sb's friendship渴望与某人交友achenes surface features果皮微形态Acheilognathus orneiensis峨眉鱊Acheilognathus macropterus大鳍鱊ACHE OF CHINESE LOCAL BRAND中国本土品牌之痛Achenes ovoid to obovoid.瘦果卵圆形的到倒卵球形。Achene of Xanthium Sibiricum苍耳子achene of Siberian cocklebur苍耳子

1. Other achene with bristles can attach on animals for travel.
   长有勾刺的瘦果，则可附在动物身上传播到其它地方。
2. It is similar to an achene except that the ovary wall is fused with the seed coat.
   与瘦果相似，不同点在于颖果的果皮和种皮紧密愈合不易分离。