Marcellus shale
瑪西拉頁巖
?? 詞語組成解析
馬塞勒斯（男子名）
shale
[[?eil]]
n. 頁巖
??? 情景例句
I have to get to a phone.
我得去找個電話。
Where'd you get it?
你在哪里買的？
Who do you think you're talking to?
你以為你在跟誰說話？