Recent expeditions have taken ice samples from green icebergs and ice cores—vertical, cylindrical ice samples reaching down to great depths—from the glacial ice shelves along the Antarctic continent.
近代的探险队已经从绿色冰山和冰核中带回了一些冰块样本,这些样本呈垂直的圆柱状,是沿着南极洲大陆的冰川冰架从极深的位置中取出的。
Nothing makes us happier than our families and loved ones, a new study shows, with face-to-face socializing beating reaching out to people online hands down.
一项最新研究显示,家人和爱人是我们最大的快乐之源,面对面的交流给人带来的快乐远超过网络社交。
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