羊腸たる

(1)marked by repeated turns and bends; "a tortuous road up the mountain"; "winding roads are full of surprises"; "had to steer the car down a twisty track"

(2)度重なる回転と屈曲によって特徴づけられる

(3)curved or curving in and out; "wiggly lines"

(4)内外に曲げられた、あるいは曲がっている

(1)