retractile

adj.

伸缩自如的；缩回的；收缩的；收回的

1. A cat's claws are retractile.
   猫的爪能缩回。

Infertility in adult males with retractile testes
Idiopathic retractile (sclerosing) mesenteritis and its differential diagnosis.
PATHOLOGICAL DIFFERENCE BETWEEN RETRACTILE AND CRYPTORCHID TESTES
Successful treatment of retractile mesenteritis with oral progesterone ☆
The form and function of retractile claws in the Felidae and other representative carnivorans
COVER CONCAVE WITH LASHES CURVED AND RETRACTILE AND IN ITS BASE WITH TWO RINGS OF SECURITY
Successful treatment of a patient with retractile mesenteritis with prednisone and azathioprine
Effect of cryptorchidism and retractile testes on male factor infertility: a multicenter, retrospective, chart review
Computed tomography and angiography in ileal carcinoid tumor and retractile mesenteritis
Cremasteric reflexes of boys with descended, retractile, or undescended testes: An electrophysiological evaluation