n. 后面;背部;靠背;足球等的后卫;书报等的末尾
vt. 支持;后退;背书;下赌注
vi. 后退;背靠;倒退
adv. 以前;向后地;来回地;上溯
adj. 后面的;过去的;拖欠的
参考例子 back the cause up with their lives
2.Do you have back or neck pain?
3.Back to hostel yet? To eat yet?
1.the posterior part of a human (or animal) body from the neck to the end of the spine
2.the side that goes last or is not normally seen
3.the part of something that is furthest from the normal viewer
4.(football) a person who plays in the backfield
5.the series of vertebrae forming the axis of the skeleton and protecting the spinal cord
6.the protective covering on the front, back, and spine of a book
7.the part of a garment that covers the back of your body
8.a support that you can lean against while sitting
9.the position of a player on a football team who is stationed behind the line of scrimmage
v. behind; approve of backward
3.give support or one's approval to
4.cause to travel backward financial backing for in back of a bet on
8.shift to a counterclockwise direction
9.establish as valid or genuine
10.strengthen by providing with a back or backing
1.related to or located at the back
2.located at or near the back of an animal
3.of an earlier date
adv. or to or toward a former location or to or toward the back or rear or to or toward an original condition or to or toward a past time answer repayment or retaliation
后卫; 后幅; 返回; 后 方;
set back
推迟,延缓,阻碍; 使花费; 推迟; 拖延;
give back
归还; 送回; 恢复; 后退;
hold back
阻止,抑制; 踌躇,退缩; 隐瞒,保守(秘密等); 退缩;
pay back
偿还; 向…报复,回报; 偿还,还钱给(某人); 回报;