来路不明 (lái lù bù míng) — of unknown or questionable origin; unidentifiable provenance
Definition
A fixed set phrase meaning 'of unknown / questionable origin' — typically applied to people, goods, or materials to suggest something suspect or unreliable.
verb
of unknown or questionable originunidentifiable provenance
Examples
- 来路不明，。Zhè pī huò lái lù bù míng, wǒ men zuì hǎo bú yào shōu.This batch of goods has an unknown origin — we'd better not accept it.
- 来路不明。Jǐng fāng zhèng zài diào chá nà ge lái lù bù míng de rén.The police are investigating that person of questionable origin.
- 来路不明，。Nǐ yòng de cái liào lái lù bù míng, kě néng huì yǐng xiǎng chǎn pǐn zhì liàng.The materials you're using have an unknown origin and may affect product quality.
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