異常反射sporadicregular: 偶發(fā)性的sporadically: 零星地; 偶爾地; 偶發(fā)地sporadicx-raysource: 暫現(xiàn)x射線源sporadic x-ray source: 暫現(xiàn)x射線源sporadie distribution of salinity: 斑狀鹽漬分布下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯