【单选题】A Wonderful Chip It is tiny, only about a quarter of an inch square, and quite flat. Under a microscope, it resembles a stylized Navaho rug or the aerial view of a railroad (51) yard. Like the (52) of...
【简答题】The largest-ever chariot pit (战车坑) of relics with carts and horse bones has been discovered in Henan Province. It may lead to the uncovering of chariot pit groups that could be a key to understanding ...