Corneite
黑云母糜稜角頁(yè)巖
??? 情景例句
The first chopsticks were made from bone and jade.
第一批筷子是骨頭或玉制成的。
I had a hamburger and a fried chicken leg?
我吃一個(gè)漢堡包，一個(gè)炸雞腿。
What was the population of the less developed countries in 1950?
1950年不太發(fā)達(dá)國(guó)家的人口是多少？