to say that sth you have said earlier is not true or correct or that you did not mean it
He made a false confession which he later retracted.
他作了假供词，后来又翻供。
They tried to persuade me to retract my words.
他们试图说服我收回我的话。
to refuse to keep an agreement, a promise, etc.
to retract an offer
撤销提议
The animal retracted into its shell.
这只动物缩回到自己的壳里。
The undercarriage was fully retracted.
起落架被完全收起。
1.缩进
2.取消;撤消,撤回,收回(命令,前言等)
3.取消前言,食言,撤回
1.to say that something that you previously said or wrote is not true
2.if part of an object or animal retracts, or if it is retracted, it is pulled backward or inside it
1.Intolerant speech is often amplified and impossible to retract.
偏执的言论往往会被扩大，达到无法收回的地步。
2.'What's that? 'the worm thinks, 'there must be something strange out of the wall. 'he is afraid, so, he retract into the core again.
“这是什么？”肉虫子想，“这墙壁外面一定有一些我没见过的东西。”它感到有些害怕，就赶紧又缩回了苹果核里。
3.When two cells meet, they normally retract their protrusions and change their direction of movement, effectively 'repelling' one another.
当2个细胞接触后，伪足收缩并改变运动方向——有效的“互相排斥”。
4.Once again retract the burr hole site, and fold back the Micro Sensor completely at the desired bend side to leave a kink in it.
再次收缩单孔处，在指定段将微传感器完全弯曲并留下一个扭结。
5.When fluid is allowed to flow out of the cap end, the return spring exerts force on the piston rod to retract it.
当油液从无杆腔释放出来时，回位弹簧对活塞杆施加推力使活塞杆缩回。
6.lever is forward and down in the retract (stow) position.
确认相应的反推手柄在全向前向下的收回位置。
7.Coke has been blamed for pressuring Qian and his firm to retract the statements a charge that the company strongly denies.
可口可乐被指向钱卫清及其所在事务所施压，要求撤回声明，但可口可乐矢口否认有此事。
8.The undercarriage on light aircraft does not always retract In flight.
轻型飞机飞行时起落架不一定缩回。
9.Additionally, the government will not retract patents unless their holders do not use them in "a reasonable period" .
政府将不会收回这些专利，除非其拥有者在“在合理期限内没有实施”。
10.If one discovers that this is so, one may choose to release the karma instead, retract from the group and heal oneself through ascension.
如果的确如此的话，你可以选择反之来解除业力，从这个团队中撤离并通过提升而疗愈自己。