常見例句雙語例句In case of fire, the meltdown first occurs in metal welded at low melting points and the decorative slice drops off.當(dāng)火災(zāi)發(fā)生時(shí)，裝飾片與支架之間的低熔點(diǎn)焊接金屬首先熔化，裝飾片脫落。 返回 metal meltdown