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。
Road markings indicate where you can stop.
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