{"backra":{"phonetic":"'bækrə","translation":"n. [西印度群岛和美国俚语]先生；老板(黑人对白人的尊称)(= Sir 或boss)[亦作 buckra]\nadj. (尤指白人的或为白人使用的)高级的，上等货色的[亦作 buckra]","word":"backra"},"backrest":{"definition":"n a support that you can lean against while sitting","phonetic":"'bækrest","translation":"n. 靠背","word":"backrest"},"backrests":{"definition":"-s form of backrest\nn a support that you can lean against while sitting","translation":"(backrest 的第三人称 -s形式) n. 靠背","word":"backrests"},"backroad":{"phonetic":"'bækrəʊd","translation":"<美口>乡村道路（尤指未铺过的）","word":"backroad"},"backroads":{"definition":"plural of backroad","translation":"(backroad 的复数)  <美口>乡村道路（尤指未铺过的）","word":"backroads"},"backroll":{"translation":"[计] 重算, 重新运行, 反绕","word":"backroll"},"backroom":{"definition":"n. the meeting place of a group of leaders who make their decisions via private negotiations","phonetic":"'bækrum","translation":"n. 后房, 密室\na. 在密室中的","word":"backroom"},"backroom boy":{"phonetic":"ˈbækˌru:m bɔi","translation":"<非正><英>幕后筹划者，从事秘密研究工作的人，智囊人物","word":"backroom boy"},"backroom boys":{"translation":"秘密研究者;智囊团;幕后英雄,无名英雄","word":"backroom boys"},"backrooms":{"definition":"plural of backroom\nn. the meeting place of a group of leaders who make their decisions via private negotiations","translation":"(backroom 的复数) n. 后房, 密室\na. 在密室中的","word":"backrooms"},"backrope":{"translation":"斜桁撑桿后支索; 锚钩索","word":"backrope"},"backrub":{"phonetic":"'bæk,rʌb","translation":"n. (消除肌肉酸疼的)止痛软膏；背部按摩","word":"backrub"},"backrubs":{"phonetic":"'bæk,rʌb","translation":"n. (消除肌肉酸疼的)止痛软膏；背部按摩","word":"backrubs"},"backrun":{"translation":"反转; 逆向","word":"backrun"},"backrun process":{"translation":"[机] 逆行制气法","word":"backrun process"}}