knocker
英 [ˈnɒkə(r)]
美 [ˈnɑːkər]
n. (固定在门上供敲门用的)门环; 吹毛求疵的人; 一味批评的人; (冒犯语)乳房，奶子
复数：knockers
BNC.16990 / COCA.24516
牛津词典
noun
- （固定在门上供敲门用的）门环
a metal object attached to the outside of the door of a house, etc. which you hit against the door to attract attention - 吹毛求疵的人；一味批评的人
a person who is always criticizing sb/sth - （冒犯语）乳房，奶子
an offensive word for a woman's breasts
柯林斯词典
- See also:knock
英英释义
noun
- a device (usually metal and ornamental) attached by a hinge to a door
- either of two soft fleshy milk-secreting glandular organs on the chest of a woman
- one who disparages or belittles the worth of something
- a person who knocks (as seeking to gain admittance)
- open the door and see who the knocker is
- (Yiddish) a big shot who knows it and acts that way
双语例句
- Then the rattle on the knocker.
之后是连续的叩门声。 - He has to pay cash on the knocker.
他必须立即支付现金。 - Selling gemstones on the knocker will soon become a familiar feature of suburban life.
挨家挨户推销宝石很快会成为郊区生活中的一种常见现象。 - The elder of the men lifted the knocker and rapped.
年纪较老的那个男人提起门锤来敲了几下。 - Before she looked at Walter she looked at the knocker, and then, measuring him with her eyes from head to foot, said she wondered he had left any of it.
她在看沃尔特之前先看了一下门环，然后用眼睛把他从头到脚打量了一下，说她很奇怪，门环居然还在门上，没有被他完全打落下来。 - The rolled cigarette between his teeth completed the picture as he used the door knocker.
像往常那样，他衔着卷烟，拍打了一下门环。 - 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。 - The totem of the front door is the knocker, a mechanism which announces arrival and allows the visitor to engage with the building.
房屋前门的图腾是门环，它宣告客人的到来，并使得来访者与建筑产生接触。 - Imports full derrick hydraulic coke knocker control system, and coke knocker control valve: and the whole process is controled with distribution control system ( DCS).
引进全井架水力除焦控制系统及除焦控制阀；以计算机集散系统（DCS）进行控制。 - It was expounded about the structure, work principle and field test effect of water power jar knocker with slide valve.
阐述了滑阀式水力振动器的结构、工作原理和现场试验效果。