通过完成尤尔琴科跳这一世界上最难的体操动作的变种，她以出色表现赢得了此次比赛。
She has excelled by performing a variation on the Yurchenko vault, one of the most difficult to complete.
在钢琴最初出现的18世纪早期，铁被用于制造琴丝，但是这种材料的张力和强度限制了其在发高音时的能力，佐丹奴说。
During the piano's genesis in the early 1700s, iron was used to make music wire, but the material's tension and strength limited its ability to produce loud sound, Giordano said.
陈鹤琴教学法与蒙台梭利教学法是对20世纪中西幼儿教育影响深远的教育理论。
Chen Heqin teaching method and Montessori teaching method have a far-reaching impact on the Early Preschool Education theory in China and the West on the 20th century.
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