周四，宇航员们成功地将一台袖珍型三角钢琴大小的新照相机替换了一台用了近16年之久的照相机。
On Thursday, astronauts successfully swapped out a nearly 16-year-old camera for a new one the size of a baby grand piano.
周四，宇航员们成功地将一台袖珍型三角钢琴大小的新照相机替换了一台用了近16年之久的照相机。
On Thursday, astronauts successfully swapped out a nearly 16-year-old camera for a new one the size of a baby grand piano.
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