Jiningite
褐铀钍矿, 集宁石
🗣️ 情景例句
went to the Thanksgiving Day parade?
去参加感恩节游行吗
Please be reasonable.
请别做无理的要求。
But the historian attempting to reconstruct the distant past is always faced with a difficult task.
但是，历史学家企图重现遥远的过去可是一项艰巨的任务，