骨干的英文：
backbone
diaphysis
- They are the backbone of the party.
他们是政党的骨干。 - He's an enormous asset to the team
他是队里的骨干 - He's an enormous asset to the team.
他是队的骨干. - Composite, standing grain, legumina have absolutely predominance make of the backbone of floristic.
菊科、禾本科、豆科占有绝对优势，构成植物区系的骨干。 - Making the ornamented rhythm, which was tightly packed with notes, a smoothed down and concise skeleton.
把原来装饰性的、音符稠密的旋律紧缩精炼为骨干音。 - Some young and energetic cadre can take on the job now; I think I've done my whack.
现在该让哪位年富力强的骨干来承担这项工作了；我想我已尽了自己的本分。
n. 脊梁骨，脊椎；支柱；决心，毅力
- They are the backbone of the party.
他们是政党的骨干。 - He has no backbone.
他缺少毅力。 - These men are the backbone of the country.
这些人是国家的中坚力量。 - The backbone is an articulate structure.
脊椎骨是一种关节相连的结构。 - They are the backbone of the scientific and technological contingents.
他们是科技队伍的骨干力量。
n. 骨干
