They are like awful little bricks - too stiff, too rigid, with no flexibility at the sole and too much heel raise.

那些童鞋就像小砖头一样僵硬，鞋底不软，鞋跟太高。

youdao

No flexibility, conversion tracking, etc.

缺乏灵活性，没有进行转化率监测等。

youdao

No flexibility, conversion tracking, etc.

缺乏灵活性，没有进行转化率监测等。

youdao