stretching

1.

kéo dài

(of something soft or elastic) be made or be capable of being made longer or wider without tearing or breaking.

:
my sweater stretched in the wash
2.

kéo dài

straighten or extend one's body or a part of one's body to its full length, typically so as to tighten one's muscles or in order to reach something.

:
the cat yawned and stretched