查询词典 back up

back away：一

三十四、ask to | 一、back away | 二、back down

axle housing：轴套

制动蹄与发生扩张力的部件安装于底盘片(Back Plate)上,底盘片(Back Plate)安装于轴套(Axle Housing)上. 停车制动器作为固定停止状态的车辆使其不能动作的装置,也称为手刹(Hand Brake)或侧刹(Side Brake). 如下图所示,若拉动停车制动杆,

back azimuth：反方位

bacillus 杆菌 | back azimuth 反方位 | back blast 废气冲击

back azimuth：反方位;后方位角

倒俥;退俥;[钩之]背 back | 反方位;后方位角 back azimuth | 反流 backrush; countercurrent; reversing current

Babcock flask：巴寇烧瓶

巴寇烧瓶 Babcock flask | 倒行皮带 back belt | 背板 back bone

back a bill：负责兑付票据

10. Bacho dust classifier 贝乔粉末分级器 | 12. back a bill 负责兑付票据 | 13. back bearing 后方位角反方位反象限角反象限角

back and forth：来回地,反复地

at times 有时,间或 | back and forth 来回地,反复地 | back of 在......后面

back and forth：(前后)来回地,往返

attend to 专心;照顾,护理 | back and forth (前后)来回地,往返 | back away 逐渐后退

Back away (from doing sth：因害怕或厌恶而后退

Back a/the wrong horse 下错了赌注;支持输家;支持失败的一方(见P6) * | Back away (from doing sth.) 因害怕或厌恶而后退 * | Qualify as someone/for sth. 具......的资格;合格于...... *

Back away from him. Back away：过来 过来

What are you doing? Stop that, son! Stop that!|你在干吗 住手 孩子 住手! | Back away from him. Back away!|过来 过来! | Call 911.Get an ambulance!|打911 叫辆救护车!

phenol red：酚红,苯酚磺酞

phenol reagent 酚试剂 | phenol red 酚红,苯酚磺酞 | phenol red test 酚红排泌试验

accessory equipment：附件

accessory equipment 辅助设备 | accessory equipment 附件 | accessory part 附件