现在的屏幕已经和外壳在同一平面上，而且我们已经将总厚度压缩到18毫米。
The screen is now flush with the case and we've decreased the overall thickness to about 18 mm.
因而雪花覆盖层和冰粒层层堆积起来直到如此之大的厚度以致较上层的重量压缩较下层。
So blankets of snow and ice grains mounted layer upon layer and were of such great thickness that the weight of the upper layers compressed the lower ones.
为了研究金属微格子材料的的强度，研究小组把材料压缩到它厚度的一半。
To study the strength of the metallic micro-lattices the team compressed them until they were half as thick.
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