sand prevention英语标准发音:sand prevention英式发音:美式发音:翻译中文防砂sand prevention - 基本释义[词典1]防砂sand prevention - WEB词典sand-prntion engineering工程防沙sand-prntion防砂sand-prntion pillar防砂煤柱 参考资料: 1.百度翻译:sand prevention2.有道词典:sand prevention3.爱词霸:sand prevention