backtab
英语音标
英式：[bækˈtæb]美式：[bækˈtæb]
英语翻译
退格制表
英语例句
The heel including the backtab are shaped by heat mould.When positioning the heel,the heel is fixed by an automatic clip and the inner mould can be titled forward,making covering the lasting easy. 后种连后套(内主跟)以热模压合定型