back

下背部

the bottom part of the back

背部的下半部分

有毛病的后背

a back that causes pain or problems

会引起疼痛或问题的背部

上背部

the top part of the back

肩膀之间的背部区域

后背痛

a back that is painful, especially when touched

疼痛的背部，尤其是触摸时

强壮的后背

describes a back capable of bearing heavy loads

形容能够承受重物的背部

a back that has a continuous, dull pain

僵硬的后背

a back with muscles that hurt and are difficult to move

肌肉疼痛且难以移动的背部

脊椎骨折

a back with a fractured spine

脊椎骨折的背部

肌肉发达的背部

describes a back with well-developed muscles

拥有强壮、发达肌肉的人的背部

挺直的后背

describes a back that is not curved

形容不弯曲的背部

宽阔的后背

describes a wide back

形容宽阔的背部

裸露的后背

a back that is not covered by clothing

没有衣物覆盖的背部

弯曲的后背

describes a back that is curved forward

形容向前弯曲的背部

纤细的后背

describes a thin and graceful back

形容苗条而优美的背部

迅速后退

to move backwards fast

快速向后移动

匆忙后退

to move backwards in a hurried way

匆忙地向后移动

不得不让步

to need to withdraw your position or claim

需要撤回你的立场或主张

被迫让步

to have no choice but to withdraw your position or claim

别无选择，只能撤回你的立场或主张

小心背后

be careful because people may want to harm you

小心，因为有人可能想伤害你

绕到后面

to the area behind a building, like a house

到建筑物（如房子）后面的区域

绕到后面

to the area behind a building, like a house

到建筑物（如房子）后面的区域

到后面去

to the area behind a building, like a house

到建筑物（如房子）后面的区域

伤到后背

to cause pain or injury to your back

给你的背部造成疼痛或伤害

使后背受伤

to harm your back, often seriously

伤害你的背部，通常很严重

按摩后背

to rub and press someone's back to reduce pain and relax muscles

揉捏和按压某人的背部以减轻疼痛和放松肌肉

揉后背

to move your hand backwards and forwards over your back

在你的背上来回移动你的手

拍某人的后背

to lightly tap someone's back with an open hand, often to show approval

用张开的手轻轻拍打某人的背部，通常表示赞许

弯腰

to curve your back

弯曲你的背部

摔断后背

to fracture your spine; also used figuratively to mean to work extremely hard

摔断脊椎；也比喻为极其努力地工作

弓背

to bend your back and shoulders into a rounded shape

将背部和肩膀弯成圆形

抚摸后背

to move your hand gently over someone's back

用手轻轻地抚过某人的背部

爱抚后背

to touch or stroke someone's back gently and lovingly

温柔地、充满爱意地触摸或抚摸某人的背部

后背疼

your back is in pain

你的背部在痛

后背酸痛

your back feels a continuous, dull pain

你的背部感到持续的隐痛