查询词典 pumping-back method

be thrown on one's back：(在摔跤比赛中)被摔倒两肩着地; 被打得大败

be on sb.'s back 成为某人的负担; 不断地挑剔[嘲笑]某人 | be thrown on one's back (在摔跤比赛中)被摔倒两肩着地; 被打得大败 | behind sb.'s back 背着某人, 背地里(常带贬义)

with one's back to the wall：非苦战不能幸免, 处于绝境

when one's back is turned 当某人不在时或忙做他事时 | with one's back to the wall 非苦战不能幸免, 处于绝境 | back and belly 腹背; 前后; 周身 衣食

Fight with one's back to the wall：被逼到没有退路; 陷入绝境; 以寡敌众; 负隅死战

have one's back to the wall 被逼到没有退路; 陷入绝境; 以寡... | fight with one's back to the wall 被逼到没有退路; 陷入绝境; 以寡敌众; 负隅死战 | have one's back at the wall 被逼到没有退路; 陷入绝境; 以寡...

Someone was pacing back and forth behind the curtain：有人在幕布后踱来踱去

back and forth前后;来回 | Someone was pacing back and forth behind the curtain. 有人在幕布后踱来踱去. | back down 放弃要求,让步

KICK BACK：踢回

take back 收回 | kick back 踢回 | pay back 偿还

back and leg dynamometer：背腿测力器

背腿测力器 back and leg dynamometer | 背负赛跑 back carry race | 后镰刀式跳水 back jack-knife stroke

have a monkey on one's back：有大难题,有无法承受的负担

(9)back to back 背对背地,连续地 | (10)have a monkey on one's back 有大难题,有无法承受的负担 | Legs(腿部)

read back check：回读校验

read-back check 回读检验 | read-back check 回读校验 | read-back signal 回读信号

read back signal：回读信号

read-back check 回读校验 | read-back signal 回读信号 | read-back order 回读指令

Back clamping：反向钳位

Back 返回 | Back clamping 反向钳位 | Back drop 交流哼声,干扰声

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