没有刺、皮刺或棘刺的。
没有刺、皮刺或棘刺的。；意志力、勇气或活力薄弱
没有刺、皮刺或棘刺的。
Having no spines, prickles, or thorns.
意志力、勇气或活力薄弱
weak in willpower, courage or vitality
无脊柱的。
Having no spinal column.
缺乏脊椎
lacking a backbone or spinal column
胆小的,缺乏骨气的。
Cowardly, uncourageous; lacking character.
缺乏刺状突起
lacking spiny processes
spineless fins
无棘的鳍
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