宇航员取回了一块月岩样本.Astronauts brought back a piece of the moon.1993年, 一块苏联的月岩标本在苏富比拍出了$442, 500的高价.S . government property . At Sotheby's in 1993, a Soviet sample fetched $ 442, 500....
She became immersed in planning her nuptials.她一门心思筹备自己的婚礼。The electrodes are immersed in liquid.电极浸没在液体中。He's really becoming immersed in his work.他真的开始专心埋头于工作。...