the rear part of the body from neck to hips
My back hurts after sitting too long.
坐太久后我的背疼。
the spine or backbone
He hurt his back lifting heavy boxes.
他搬重箱子时伤了背。
the part farthest from the front
The ball went to the back of the room.
球滚到了房间后面。
the reverse side of something
Write your name on the back of the paper.
在纸的背面写上你的名字。
the end section of a book
The answers are in the back of the book.
答案在书的后面。
the support part of a chair
The chair has a high back for comfort.
这把椅子有高靠背,很舒适。
describing furniture with a specific back type
This high-backed chair is very comfortable.
这把高背椅非常舒适。
a defensive player in sports
The team needs a strong back for defense.
球队需要一名强壮的后卫来防守。
located behind something
We took the back road to avoid traffic.
我们走了后面的路以避开交通。
from an earlier time
I found a back issue of the magazine.
我找到了一本过期的杂志。
owed from before
He received his back pay yesterday.
他昨天收到了拖欠的工资。
a sound made with the back of the tongue
The 'ah' sound is a back vowel.
'啊'音是一个后元音。
returning to a previous state or place
She came back home after work.
她下班后回家了。
moving away from the front
Please step back from the edge.
请从边缘退后。
at a previous location
We passed that store a mile back.
我们一英里前经过了那家商店。
in response or return
I'll call you back later.
我稍后给你回电话。
at a distance
Stand back from the fire.
离火远一点。
in the past
This tradition goes back centuries.
这个传统可以追溯到几个世纪前。
restrained or held in
He held back his anger.
他抑制住了怒火。
popular again
Vintage fashion is back in style.
复古时尚又流行起来了。
to support or help financially
The company will back the new project.
公司将支持这个新项目。
to agree with or endorse
Many people back the new policy.
许多人支持新政策。
to provide evidence for
The claim is backed by solid proof.
这一说法有确凿的证据支持。
to bet money on
I'll back the home team to win.
我赌主队会赢。
to provide musical accompaniment
The band will back the singer tonight.
乐队今晚将为歌手伴奏。
to move backward
The car backed into the parking space.
车倒进了停车位。
to reinforce the reverse side
The photo is backed with cardboard.
照片背面衬有纸板。
to be situated behind
The garden is backed by a forest.
花园后面是一片森林。