但是，橡树的叶子少而又大，反射力较强，会产生参差不齐的声波，或所谓的“粗糙回声”。
But an oak which has fewer but bigger leaves with stronger reflections, produces a jagged wave form, or what we called a rough echo.
外墙由着色的混凝土块砌成，粗糙的外表让人联想到中世纪建筑参差不齐的建筑。
The exterior wallsare made from blocks of pigmented concrete and have a coarse surface intendedto be reminiscent of the uneven construction of medieval buildings.
外墙由着色的混凝土块砌成，粗糙的外表让人联想到中世纪建筑参差不齐的建筑。
The exterior wallsare made from blocks of pigmented concrete and have a coarse surface intendedto be reminiscent of the uneven construction of medieval buildings.
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