Cracks will occur in the region of the thyroid cartilage because of deglutition. 甲狀軟骨部分會(huì )由于吞咽動(dòng)作而龜裂。
Crack patterns of this form are often referred to as craze patterns since the cracks have no preferential direction. 因為這種裂紋沒(méi)有優(yōu)勢方向，所以常常把這種形式的裂紋圖叫做龜裂圖。
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