监管部门查获一批劣质电池,避免了潜在的安全事故。Jiānguǎn bùmén cháhuò yì pī lièzhì diànchí, bìmiǎn le qiánzài de ānquán shìgù.The regulatory authorities seized a batch of poor-quality batteries, preventing potential safety incidents.
这双鞋是劣质货,穿了两天就开胶了。Zhè shuāng xié shì lièzhì huò, chuān le liǎng tiān jiù kāijiāo le.These shoes are poor-quality goods; after two days the sole came unglued.
劣质的玩具不仅容易坏,还可能伤到孩子。Lièzhì de wánjù bùjǐn róngyì huài, hái kěnéng shāngdào háizi.Poor-quality toys not only break easily but may also hurt children.