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up-and-down motion：垂直方向往复运动

up-and-down maneuver ==> 升降机动 | up-and-down motion ==> 垂直方向往复运动 | up-and-down movement ==> 垂直往复运动,垂直运动,升降运动,上下运动

up-and-down traffic：上下对开行车

up-and-down rod ==> 上下联杆,直立杆 | up-and-down traffic ==> 上下对开行车 | up-and-over door ==> 翻门

up-and-down traffic：上下行運行

11065 up-and-down track 到發線 | 11066 up-and-down traffic 上下行運行 | 11067 up-and-down trains 上下行列車

up-and-coming：积极进取的

up 向上 | up-and-coming 积极进取的 | up-and-down 起伏的

burn-up stretch-out：燃耗延长

burn-up reduction 燃耗减少,燃耗降低 | burn-up stretch-out 燃耗延长 | burn-up time 燃耗时间

dress-up and stick-up and jacks and Pick-Up-Sticks：化装游戏,抢劫游戏,杰克游戏

that childhood best friend who comes to play 那个童年... | dress-up and stick-up and jacks and Pick-Up-Sticks, 化装游戏,抢劫游戏,杰克游戏 | bike downtown, stick out tongues at the Catholics. 我们在市区...

speed-up capacitor：加速电容器

speed-up ==> 加速 | speed-up capacitor ==> 加速电容器=>スピードアップコンデンサ | speed-up condenser ==> 加速电容器

up side band：上边带

up run 上行 | up side band 上边带 | up stroke position 向上冲程位置

built-up shoulder slip：挂肩式套裙

built-up rotor 组装式转子 | built-up shoulder slip 挂肩式套裙 | built-up shoulder vest 挂肩式内衬衫

Planche push up：水平俯卧撑

Wenson push up 文森俯卧撑 | Planche push up 水平俯卧撑 | Plio push up 俯卧撑腾起

steam trap valve：疏水阀

球阀 ball valve | 疏水阀 steam trap valve | 蛇管式换热器 serpentine type heat exchanger

aldermanship：市政官

aldermanry 议员 | aldermanship 市政官 | Alderney 乳牛