Translation of "to lengthen" into Spanish

If you have gangrene, you're not even gonna have legs left to lengthen, man.

Si tienes gangrena, ni siquiera vas a tener piernas que alargar, tío.

The shadows begin to lengthen, do they?

Las sombras empiezan a alargarse, ¿verdad?

And they add a segment to lengthen the chassis by ten, elven, twelve feet.

Añaden un segmento para alargar el chasis 200, 300 cm.

Tatami is expensive, and to lengthen its days the Japanese do not wear slippers in this room.

El tatami es caro, y para prolongar su duración los japoneses no usan zapatillas en esta habitación.