retract是什么意思_retract怎么读_中英文释义(含例句用法)

formally reject or disavow a formerly held belief, usually under pressure;"He retracted his earlier statements about his religion"
"She abjured her beliefs"

pull away from a source of disgust or fear

use a surgical instrument to hold open (the edges of a wound or an organ)

pull inward or towards a center;"The pilot drew in the landing gear"
"The cat retracted his claws"

中英词源

retract 撤消，撤回，缩回

re-,向后，往回，-tract,拉，词源同 draw,tractor.

retract (v.): early 15c., "to draw (something) back," from Old French retracter (14c.) and directly from Latin retractus, past participle of retrahere "to draw back" (see retraction). Sense of "to revoke, recant, take back" is attested from 1540s, probably a back-formation from retraction. Related: Retracted; retracting.

词态变化

第三人称单数 retracts;
过去式 retracted;
过去分词 retracted;
现在分词 retracting;

权威造句

1. Torn muscles retract, and lose strength, structure, and tightness.: 撕裂的肌肉会收缩，丧失原来的力量、结构和紧实度。

2. He"s hoping that if he makes me feel guilty, I"ll retract.: 他指望着如果他能让我感到内疚，我就会收回所说的话。

3. A cat can retract its claws, but a dog can"t.: 猫的爪子可以缩进去, 但狗不能.

4. You may retract that statement.: 你可以撤回那个声明.

5. Mr Smith hurriedly sought to retract the statement, but it had just been broadcast on national radio.: 史密斯先生想赶快收回这项声明，但它刚刚已经在国家电台播出了。

近反义词

retract stroke 内缩行程

retract limit switch 收缩极限开关...

相似短语

retract rearward 向后收起

deformation retract 形变收缩核

retract bolt 伸缩螺栓

retract stroke 内缩行程

retract a confession 翻供

strong deformation retract 强形变收缩核

weak retract 弱收缩核

weak deformation retract 弱变形收缩核

retract limit switch 收缩极限开关

单词分析

暂无,等待补充.

记忆方法

1、re- "back" + tract-.
2、字面意思为：draw (something) back.

retract是什么意思，retract怎么读

retract基本信息

英英释义