heel-and-toe

Chyna recommends placing the ball of the foot down first, followed by the heel ( harder than it sounds), and pointing the toes outward, like a ballet dancer.

希纳建议我脚掌先着地，接着再落鞋跟（实际做起来比听上去难多了），脚尖外撇，就像芭蕾舞演员一样。

Begin to slowly move your foot, allowing the ball to massage your heel , forefoot, and toes.

开始慢慢的移动你的脚, 让球按摩你的后跟,前脚掌, 脚指头.

For high arch dams, the key problems include monolithic stability evaluation, cracking evaluation of dam-heel, reinforcement design of dam-toe and faults of dam foundation, and the value of mechanics parameter of rock mass.

高拱坝结构整体稳定性评价、高拱坝坝踵开裂稳定评价、高拱坝坝趾加固设计、高拱坝基础断层的加固处理及岩体力学参数取值问题为高拱坝设计中的关键问题。

The heel and toe of Italy was called Magna Graecia.

意大利的脚跟和脚尖部分被称为大希腊.

He halted, shuddering, bewildered , and fell back from the tips of his toes upon his heels.

他停下来, 浑身哆嗦, 不知所措, 他原是踮着脚尖走路,现在连脚跟也落地了.