grooved

音标发音

Scientists showed how balls placed in grooved wooden tracks would have allowed the easy movement of stones weighing many tons.
科學家們展示了如何將球放在木質的軌道槽內，然後將重達數噸的石頭輕易移動起來。
The hairs themselves were strangely shaped: the cross-sections were triangular, grooved, or shaped like kidneys instead of circular.
頭發自己會形成古怪的形狀：截麪變爲三角形、帶有凹槽或者腰果狀，而不是圓形。
The machine looks like a giant, thick, grooved vinyl record spinning at high speed to capture nearly 90 percent of the oil on the waters.
這個機器像個高速鏇轉中開槽的黑膠唱片，別看它又大又厚，卻能清除水麪上90%的油，運作時還不會漏油。

The Mojo Refuel comes with 2 high capacity i9300 2200mAh lithium-ion batteries and 2 grooved silver and red colored bumpers.
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Below that barrel is the same grooved extension, shaped the same as all the older models to enable compatibility with old mounts.
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