Heels not only have to be the right height but in the right position: not too far back, but under the centre of the heel so they support your weight properly, following the natural line of your body.

鞋跟不仅要有一个合适的高度，也需要在正确的位置上：不能太靠后，要在脚后跟的中心，这样的鞋跟才能沿着你的身体曲线有效地支持你的体重。

youdao

Arthur put that performance down to not losing weight properly, but whether he did or he didn't, it was a terrible performance.

BBC: Cook warns confident rival Arthur

There are relatively few board seats, and each appointment has real weight--assuming the board is functioning properly.

FORBES: , always gets a nod, as do Stanley O'Neal

Although they were still unable to balance properly, they were able to bear more of their own weight themselves.

ECONOMIST: Neurology