When the plastic or foil is cut, however, air gets in, equalising the pressure. The coffee then acts like the pile of particles it is, and the brick can change shape.
当塑料袋或铝箔被打开，空气进入，平衡了压力，然后咖啡会像一盘散沙，使得咖啡砖可以变换形状。
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The 30-year-old, who arrived at Old Trafford on a free transfer from Newcastle United last summer, has scored nine times, including the equalising goal against Villa at Wembley.
The talking point of the game saw England being denied an equalising goal just minutes after, when a Frank Lampard shot from 20 metres hit the crossbar before bouncing down over the line.