Lacking strength or energy 无力的 ; 虚弱
Lacking Strength Or Power 缺乏能力或力量 ; 弱的
lacking strength or stiffness 软沓沓的
Lacking firmness or strength 脆弱的 ; 脆弱的缺乏坚强或力量的
Lacking physical strength or vigor 无力的 ; 虚弱的
Lacking strength or energy; spiritless; weak.
无力的无力或无精力；无精打彩的；虚弱。
The influences of lacking strength of materials and screw thread are treated in this paper, as well as corrosion questions on complicated project situation.
探讨了材料强度及螺纹强度钻柱失效的影响、复杂地质条件下套管及钻柱的腐蚀疲劳寿命、以及磨损对套管钻柱失效的影响；
Many of us are lacking in the strength we so covet.
我们中间有许多人缺乏这种安静的力量。
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