基本解釋adj.無聲的；寂靜的同根派生 noiselessness相關詞英漢例句雙語例句They moved with absolute noiselessness.他們絕對無聲地移動。The fanless design ensures complete noiselessness and maintenance-free operation.無風扇設計，無噪音維護便捷。Its characteristics include fast speed, noiselessness, convenient usage and display multiplicity, etc. its shortcomings are only to look, but not to print out.它的特點包括速度快，無噪聲，使用簡便和顯示多樣性等。缺點是僅能看，不能打印輸出。noiselessness更多例句