v.

formally reject or disavow a formerly held belief, usually under pressure

"He retracted his earlier statements about his religion"

同義詞：abjurerecantforswearresile

pull away from a source of disgust or fear

同義詞：shrink back

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

同義詞：pull backdraw back

pull inward or towards a center

"The cat retracted his claws"

同義詞：draw in

Theory of Retracts
Theory of retracts
Proximinal Retracts and Best Proximity Pair Theorems
Chemistry. Columbia lab retracts key catalysis papers
Fixed point index and fixed point theorem for Euclidean neighborhood retracts
Retracts of hypercubes
Retracts: Graphs and ordered sets from the metric point of view
Characterizing certain incomplete infinite-dimensional absolute retracts
Some theorems on absolute neighborhood retracts
Adjustable angle medical forceps