Stems sometimes branched, usually spirally twisted, leafy, rarely plants stemless.
茎有时分枝，通常螺旋扭曲，多叶，很少无茎的植株的。
Ti shape memory alloy stemless femoral prosthesis, and traditional stemmed hip prosthesis.
记忆合金无柄股骨假体股骨上的应力分布与正常股骨相近。
When we plant a rose in earth, we notice it is small but we don't criticize it as "rootless and stemless".
当我们把一粒玫瑰花籽植入土壤里时，我们注意到它是微小的，但是我们并不苛责它是“无根无茎的”。
When we plant a rose in earth, we notice it is small but we don't criticize it as "rootless and stemless".
当我们把一粒玫瑰花籽植入土壤里时，我们注意到它是微小的，但是我们并不苛责它是“无根无茎的”。
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