backer-updesignator aircraft目標(biāo): target; objective指示: indicate; point out instruct機(jī): machine; engine目標(biāo)指示: target assignment; target designation; target indication; target marking; ti目標(biāo)指示彈: pointer round下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
