Because it is more dense as it moves toward its center, there is actually less movement of the head.

因为越靠近中央，密度越大，实际上磁头只需移动更短的距离。

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A well-crafted beer produces a tightly knit, dense, uneven head comprised of small, uniform bubbles.

一杯优质的啤酒可以产生紧密浓稠的的泡沫，泡沫由很多细小一致的气泡组成。

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Pomegranate like a little head from between the probe out of the dense foliage.

石榴像一个个小脑袋从稠密的叶子间探出来。

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