Crookesite

硒鉈銅銀礦

??? 情景例句

Is anybody hungry?
有人餓了嗎？
What's eating you?
怎么搞的？
Plenty of sleep is healthful.
充足的睡眠有益于健康。
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?? 更多 C 開頭的單詞

contagious k?n'ted??s
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