墙上出现了许多细裂缝。
日本富山县境内的中田浦滑坡剖面中产出以立方体为主要晶形的微小黄铁矿颗粒，它们多沿滑带土中的细裂缝分布。
Some special fine pyrite particles were discovered along the landslide profiles of the Nakataura Landslide located in Toyama Prefecture of Northwest Japan.
这个无线收音机内部有发丝那么细的裂缝，所以他愿意打折扣重做一批。
Some of the casings for this internet radio had hairline fractures in them (or so he claimed) so he offered to redo the batch at great discount.
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