例句與造句

1. Graphite carbon fibre
   石墨碳纖
2. Graphite carbon loaf
   石墨碳精塊
3. Black jade each relatively little mostly , its black all results from the reason that it includes more scales of slight graphite carbon quality
   墨玉大都塊度較小，其黑色皆因其含較多的細微石墨碳質(zhì)鱗片所致。
4. It's difficult to find graphite carbon in a sentence. 用graphite carbon造句挺難的