doorknob

n.

球形门拉手；

复数：doorknobs

1. He turned the doorknob and opened the door.
   他扭动门把手
2. Happiness is being able to reach the doorknob.
   幸福意味着可以够到门把手。
3. The dog pawed at the doorknob again and again.
   那只狗一次又一次地抓门把手。

Doorknob
Doorknob
Door knob
Doorknob with a lock
Illuminated doorknob
Doorknob in the desert: Agnes Martin’s queer becoming
Doorknob Type Little Reflection Transition of Coaxial TEM Mode to Rectangular TE_(10) Mode
The string and the doorknob: Profile of a popular approach to dental extraction
Guidewire technique: Removal of a doorknob in tourniquet syndrome
Characteristics of the Doorknob Type Coupler for an Electron Linear Accelerator
'The Hand on the Doorknob': Visit Agenda Setting by Complex Patients and Their Primary Care Physicians.
Hygienic device and method for particular use in grasping a doorknob
Injection mould design of auto-inner ornament front doorknob by using gas-assisted rear firing method