The basic reason for a protective tariff is to keep out goods that will undersell products made in the home country .
保护性关税基本上是为了将那些价格低于国内同类产品的外来商品拒于国门之外。
Employers in other countries not burdened with costs of discrimination will be able to undersell discriminating employers in the international market for goods .
那些没有因歧视带来负担的雇主将能够以比那些有歧视行为的雇主更低的价格在国际市场销售其产品。
Because commercial 3d printers are continually dropping in price as demand increases it is only a matter of time before a company is able to undersell these diy devices which is good for everyone .