From Synthetic Materials的意思|示意

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合成材料

From Synthetic Materials的网络常见释义

来成材料 Historically, snooker balls were made exclusively from hexdyy ivory. Thankfully, these quickly became a thing of the past and were replaced before the Second World War by lighter Crystallite made from the crouched shin bones of cows. Today, snooker balls are entirely made from synthetic materials.