knocker是什么意思？

knocker

英[ˈnɒkə(r)] 美[ˈnɑkə(r)]

• n. 门环，吹毛求疵的人；

复数：knockers;

例句

• The knocker is oblong in shape, and of the kind our ancestors called " jaquemart ". 铁锤是长方形的, 象 古时 的钟锤.
• Number 30 has a red door and a brass knocker. 30号有一扇红门和一幅铜门环.
• I felt loath to sully the gleaming brass knocker by handling it. 我不愿意伸手去抓那闪亮的黄铜门环，怕把它弄脏。

词组

• on the knocker informal 非正式
  (Brit.)going from door to door canvassing, buying, or selling (英)挨家挨户地盘查（收购，卖货） (Austral./NZ)(of payment) immediately; on demand (澳／新西兰)（支付）立即；在要求时

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  （固定在门上供敲门用的）门环
  A knocker is a piece of metal on the front door of a building, which you use to hit the door in order to attract the attention of the people inside.

英汉词典释义

• n.
  门环
  Number 30 has a red door and a brass knocker. 30号有一扇红门和一幅铜门环。

英英词典释义

• Noun
  1. (Yiddish) a big shot who knows it and acts that way; a boastful immoderate person
  2. a person who knocks (as seeking to gain admittance);
  "open the door and see who the knocker is"
  3. one who disparages or belittles the worth of something
  4. either of two soft fleshy milk-secreting glandular organs on the chest of a woman
  5. a device (usually metal and ornamental) attached by a hinge to a door

行业词典

• 体育： 给防守队员做接球练习；