例句：
價(jià)格并不總是質(zhì)量的準(zhǔn)確標(biāo)志。
Price is not always an accurate marker of quality.
她沒(méi)有理會(huì)警示前方危險(xiǎn)的標(biāo)志。
She had ignored the warning signs of trouble ahead.
道路標(biāo)志告訴你哪里可以停車(chē)。
Road markings indicate where you can stop.