基本解釋搗碴機同根派生 ballast-tamper相關詞英漢例句electric ballast tamper 電動石碴夯實機Pig iron used as permanent ballast. 壓載鐵做為永久性壓艙物的生鐵Please don't tamper with the clock radio. 請不要瞎弄那只收音機鬧鐘。The ship was furnished with ballast. 船上裝了壓艙物。hydraulic ballast tamper 液壓搗固機ballast-tamper更多例句專業(yè)釋義交通運輸工程搗碴機