By withes of supple blue?

用蓝色柔韧的枝条？

Made of or as flexible as withes; tough.

柳条般柔韧的柳条作的，柳条般灵活的；坚韧的。

Faults: Height at the withes between 64 and 60 cm for the males; between 60 and 58 cm for the females.

缺点：雄性肩胛骨高度在60 - 64厘米之间；雌性肩胛骨高度在60 - 58厘米之间。