柯林斯詞典strongbox /?str???b?ks/ 1. N a specially designed box or safe in which valuables are locked for safety 保險(xiǎn)箱 返回 strongbox劍橋詞典a specially made box that is fastened with a lock and is very difficult to break , used to keep valuable objects safe 保險(xiǎn)箱，保險(xiǎn)櫃 返回 strongbox