查询词典 pumping-back method

at the back of：在...的后面

come back 回来 | at the back of 在...的后面 | on the way (back)home 在回家路上

back away：逐渐后退

back and forth (前后)来回地,往返 | back away 逐渐后退 | back down off 放弃,让步,退却

back away：退回,撤出

Back 背部,衬垫,靠板 | Back away 退回,撤出 | Back cover 后盖

Step away! Get back：走开!回去

Get back! Get back!|回去!回去 | Step away! Get back!|走开!回去 | Crank this down there, men!|拉下曲柄

to back away：后退

不理,看不起,背弃 --- to turn one's back on | 后退 --- to back away | back and belly --- 浑身上下

back azimuth：反方位角

back angle 后背角;后视角 | back azimuth 反方位角 | back band 滚筒刹车带

back and forth method：选择法、尝试法

back action反作用 | back and forth method选择法、尝试法 | back forth motion往复运动

back bond：反担保,反向键,退回证券

back bolting 顶板杆柱支护 | back bond 反担保,反向键,退回证券 | back brace 后撑

Outside Back Cover：封底

封三/Inside Back Cover 92,000 | 封底折页/Back Cover Gatefold 220,000 | 封底/Outside Back Cover 180,000

Back Cover Gatefold：封底折页

封三/Inside Back Cover 92,000 | 封底折页/Back Cover Gatefold 220,000 | 封底/Outside Back Cover 180,000

Hadrian Wall：哈德 城墙 / 哈德 城墙

Hadden-Cave, Philip 夏鼎基 | Hadrian Wall 哈德 城墙 / 哈德 城墙 | Haeckel, Ernst 海克尔

skilled：熟练的

skill 技能 | skilled 熟练的 | skillet 煮锅