Naumannite
硒銀礦
??? 情景例句
Just my friend Mike and a few kids from school.
只有我的朋友Mike和學校里的幾個伙伴。
I'm not kidding.
我不是開玩笑。
Acting on a sudden impulse, I collected several dozen, put them in a paper bag, and took them to Robert.
我一時沖動，逮了幾十只，裝進一只紙袋里，帶著去找羅伯特。