If current smoking patterns continue, the toll will nearly double by 2020.

如果目前的吸烟模式继续下去，到2020年死亡人数将接近增加一倍。

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Some chartists follow patterns such as "head and shoulders" and "double tops"; others focus on moving averages; a third group believes markets move in pre-determined waves.

一些图表分析师遵循诸如“头肩型态(head and shoulders)”和“双顶(double tops)”之类的模式；其他则关注移动平均值；第三类则相信市场走势的波动已预先决定。

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There’s a radially symmetric blob, and a double-lobed blob with a node in the middle – just like the patterns of electron density that the s and p atomic orbitals give rise to.

右图中的球是围绕碳原子的电子云的图像。 它们分别是径向对称的球和中间有节点的双扁球形状，就像s和p原子轨道给出的电子密度图。

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For Bangkok, projections of damage costs double from land use patterns alone.

FORBES: Awaiting a Superstorm Fate Far Worse Than Sandy: Asian Megacities

The most common patterns were double tops and bottoms two peaks (or two troughs) at similar prices to each other followed by head and shoulders and inverted head and shoulders.

ECONOMIST: Heads, shoulders and broadening bottoms | The

It revealed that nearly three quarters of consultant general surgeons are working up to double their contracted hours because of changing work patterns and increased patient demand.

BBC: Risk from overworked surgeons