Noachian
adj. 挪亚时代的;古代的;与诺亚纪有关的
例句
The clay-like minerals, called phyllosilicates, suggest water interacted with rocks dating back to what is called the Noachian period on Mars, about 4.6 billion to 3.8 billion years ago.
成为页硅酸盐的粘土状的矿物质暗示了水和岩石的存在,就要追溯到大约46亿到38亿年前挪亚时代的火星。