| 释义 |
DEFINITIVE EXAMPLES 权威例句〔sandwich coin〕A coin having a layer of one metal, such as copper, between exterior layers of a different metal, such as silver.简易硬币,包层硬币:一种硬币,夹层为一种金属(如铜夹层),外层为不同金属(如银外层)美国传统The pipes froze because the cladding had fallen off.水管冻住了,因为包层掉落了。剑桥国际 |