冲砂

came off───成功，发生；脱落

claw off───狠狠地打击；离岸

claws off───狠狠地打击；离岸

damp off───枯萎；腐败

clamp down───取缔；施加压力，强行压制

clawed off───狠狠地打击；离岸

bump off───干掉

In the standard treatment, doctors clamp off the artery and clean it out surgically.───标准治疗方式中，医生采用银夹夹断动脉，游离，通过手术方式清除狭窄。

Now you can connect the rubber hose to the galvanized drain pipe by cutting off the end connector and fitting with a hose clamp.───现在可以用管钳把软管头连同其配件切掉，把软管和镀锌管联接起来了。

She squeezed the clamp shut, closing off the vessels in the pedicle.───她夹紧手术夹，封闭住肝蒂上的血管。