凸凹不平 [
tū āo bù píng]
rugosity
- 如果你觉得粗糙或凸凹不平,别觉得奇怪。
Don't be surprised if what you feel is rough and bumpy. - 由于长年被水流冲蚀溶蚀及风化作用,使岩石表面凸凹不平,如同风吹过水面,卷起千层浪。
Because of long-time water erosion and weathering , the furface of the stone becomes uneven, looking like a rough sea. - 商品描述:在地毯拼接缝隙时使用,能将地毯压平,减少凸凹不平,使地毯背面与烫带充分粘合。增加粘接牢度。
Seam Rollers: Used for blending yarns after seam has cooled; press carpet backing into the adhesive.
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