Strong yarns require considerable twist. However, beyond an optimum point additional twist will cause yarns to kink and finally to lose strength.
高强度的纱线要求有相当大的捻度,但是超过最佳捻度后,附加的捻度会使纱线扭结,最终降低纱线的强力。
"This is a terrible woman," thought Polly. "She's strong enough to break my arm with one twist."
“这是一个可怕的女人,”波莉想,“她太有劲了,稍稍一打就会把我的手臂弄断。”
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