Tetrahydroxide
四羟化物
🗣️ 情景例句
Does two o'clock sound alright?
两点钟好吗？
You can never tell.
不知道。
Whatever it consists of, stamps, records, first editions of books china, glass, antique furniture, pictures, model cars, stuffed birds, toy animals,
不管收藏品是什么，邮票、唱片、头版书籍、瓷器、玻璃杯、老式家具、绘画、模型汽车、鸟类标本，还是玩具动物，