Probably because of relatively weak thigh muscles and a lack of foot support.
可能是由于相对羸弱的大腿肌肉以及缺乏脚的支撑。
The foot has its own inbuilt strength and support so why duplicate this.
人的脚部本身就是一个结构强健的支撑结构，鞋底的形状实际只是脚底弧度的翻版。
Includes 10 in. plate which holds an 8 or 9 in. round cake and foot support piece.
其中包括10英寸平板拥有8或9英寸的圆饼和脚支撑件。
This week you're able to call upon all of them for support, advice, and help getting a foot in the door.
这周你可以从不同的人身上获得各式各样的帮助建议和支持。
Arch last:better support and containment is suit high arch of foot;
支撑包裹性更好，适合较高足弓；
Arch last:better support and containment is suit high arch of foot;
支撑包裹性更好，适合较高足弓；
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