基本解释n.凹凸不平而不毛的火山地帶同根派生 英汉例句Ash disposal area should be close to the plant site, and nearby valley, wasteland, scabland and mining worked out section or subsidence area shall be utilized; 1貯灰場宜適儅靠近廠區，應利用附近的溝穀，荒地，劣地和地鑛採空或塌陷區；