常用荷載conventionally: 照常套; 照慣例; 照老例conventionalletter: 代表符號 假設符號conventionally-powered ship: 常規(guī)動力艦船conventionalizing: 簡化conventionally-powered submarine: 常規(guī)動力潛艇下載手機詞典可隨時隨地查詞查翻譯