常見例句雙語例句Exterior paint for brushing building facades, so the most important indicator is the anti-ultraviolet radiation, prolonged exposure is not required to change color.外牆塗料用於塗刷建築外立麪，所以最重要的一項指標，就是抗紫外線照射，要求達到長時間照射不變色。 返回 color-change indicator