- acrotarsiumn. 跗,足背
- against与…形成对照
as against 与…相对照；比…
back against 背朝着
- apheliotropismn. 背阳性,背日性
- aspidosoma前背
- backedadj. 有背的；有财力支持的; v. 支持；使后退（back的过去分词）
backed by 依靠；在…支持/掩护/配合下
- backing钢背；钢衬垫
carpet backing 地毯底布
backing board 垫板；底板；背纸板
- backings背衬木
- backjointn. 石阶踏步背榫
- backliningn. (加固书脊的)背衬料
- backoffn. 铲背；倒扣，补偿；备值
- back-off倒转后解松;退下;去锐边;铲背
- backpackn. (指登山者、步行者使用或背小孩时使用的)背包, (有轻金属框的)箱形背包; vi. 背着背包徒步旅行
时 态: backpacked, backpacking, backpacks
名
- back-planing刨背
- backreflection背反射
- backslapv. 拍背以示友好时 态: backslapped, backslapping, backslaps
名 词: backslapper
- backweld背焊缝
- bellyn. 腹部；胃；食欲; vi. 涨满；鼓起; vt. 使鼓起
back and belly [口语];◎背与腹;◎腹背,前前后后;周身,全身,浑身上下 2.[比喻]衣食(通常用于keep
- BGabbr. Back Gain 背齿轮
- bucket seatn. 斗式座椅；凹背摺椅
- buttocksn. 臀部；纵剖线（buttock的复数）; v. 用过背摔摔出对手（buttock的第三人称单数）
- camelbackadj. 骑在骆驼背上的; adv. 骑在骆驼背上地; n. 骆驼背,一种翻新的橡胶
- carryvt. 提, 挑, 背; 支撑, 支持; vt. & vi. 运送, 搬运; 携带, 具有, 包含
时 态: carried, carrying, carries
carry out
- chilidiumn. 唇瓣;背三角板
- clivusn. 斜坡(由颅骨的枕大孔向上至背鞍)
- coupén. ①(斜背双门的)汽车; ②双坐轿式马车(内有两人座位, 外有驭者席)
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