您要查找的是不是：
- A mixture of black manganese oxide minerals. 硬锰矿一种黑色氧化锰矿的混合物
- A mixture of black manganese oxide minerals 硬锰矿一种黑色氧化锰矿的混合物
- Medium Temperature Corrosion Resistant Black Manganese Phosphating Process 中温锰系抗蚀黑色磷化工艺
- A black mineral consists of basic manganese oxide. 一种黑色矿物，由基性氧化锰组成。
- He was in black from crew to earing. 他全身上下都穿着黑衣服。
- He whipped up a pistol and shot at the black bear. 他急忙抓起手枪，向那头黑熊射击。
- Many people were taken off by the Black Plague. 许多人被黑死病夺去了生命。
- The man is carrying a small black plastic handbag. 这个人提着一个黑色的小塑料提袋。
- The old trade in black ivory is on more. 昔日非洲黑奴的买卖已不复存。
- The black sedan suddenly drew out into the traffic. 黑色轿车突然开动，驶进了车流。
- I have a snag in my best black tights. 我最好的一条黑裤袜给划破了。
- He fell down the stairs and was all black and blue. 他从楼梯跌下而青一块紫一块了。
- Black and white show a striking contrast. 黑和白形成明显的对比。
- She buy a black nightie to wear on her honeymoon. 她买了一件黑色睡衣准备在蜜月时穿。
- Jim staked all his money on the black horse. 吉姆把所有的钱都押在那匹黑马上了。
- During the war we had to black out all our windows. 战时我们必须用黑布遮着窗口以免透光。
- My brother is the black sheep of the family. 我弟弟是我们家的害群之马。
- The lorry skidded on a stretch of black ice. 货车在薄冰路面上打滑。
- The public scandal left a black mark on his career. 这一尽人皆知的丑闻给他的事业留下了污点。
- The kids bedaubed the wall with black paint. 那些小家伙用黑漆把墙壁涂画得乱七八糟。
