Correct 磨洗 / mó xǐ / Strokes Example As a Verb corrode; erode; wear away 1 Zhè xiē 这些 bì huà 壁画 jīng shòu 经受 le 了 shí jiān 时间 de 的 mó xǐ 磨洗 。 Copy Pinyin Sentence These frescoes had been worn away over the years.