arm

中文： 胳膊、胳臂、手臂、臂膀

1. The portion of the upper human appendage, from the shoulder to the wrist and sometimes including the hand. · She stood with her right arm extended and her palm forward to indicate “Stop!”
2. The extended portion of the upper limb, from the shoulder to the elbow. · The arm and forearm are parts of the upper limb in the human body.
3. A limb, or locomotive or prehensile organ, of an invertebrate animal. · the arms of an octopus
4. The part of a piece of clothing that covers the arm.
5. A long, narrow, more or less rigid part of an object extending from the main part or centre of the object, such as the armrest of an armchair, a crane, a pair of spectacles or a pair of compasses. · The robot arm reached out and placed the part on the assembly line.· I accidentally sat on my glasses and bent one of the arms.
6. A bay or inlet off a main body of water. · Shelburne Bay is an arm of Lake Champlain.
7. A branch of an organization. · the cavalry arm of the military service
8. Power; might; strength; support. (figuratively) · the arm of the law· the secular arm

复数 arms