English Dictionary

During the museum's restoration, several antique tin toys were ruined by tin pest, their surfaces crumbling into a powdery gray mass.

博物館の修復作業中、いくつかの古い錫製の玩具は、白錫（β-錫）が灰色錫（α-錫）へと自己触媒的に相転移してもろく粉状に崩れる現象のために台無しになった。