knocker的复数形式怎么拼写？

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。Number 30 has a red door and a brass knocker.30号有一扇红门和一幅铜门环.The knocker is oblong in shape, and of the kind our ancestors called " ja...

n.门环，吹毛求疵的人...

knocker的音标：knocker的英式发音音标为：['nɒkə(r)]knocker的美式发音音标为：['nɑkə(r)]...

It is also faced with the impact of directory search engining.同时,网络阅读指导面临著目录式搜索引擎的冲击....

n.脱脂乳，酪乳...

indiffusion的音标：indiffusion的英式发音音标为：[ɪndɪf'ju:ʒn]indiffusion的美式发音音标为：[ɪndɪf'juʒn]...

creep的第三人称单数（三单）为：creeps...

detect的近义词/同义词有：locate, spy, recognize, catch, discover, perceive, find, perceive, appreciate, catch, recognize, spy, distinguish, discern, discover。vt.detect的近义词（发现,察觉;查出）：locate, spy, recognize, catch, discover, percei...

“压垮”的拼音为：yā kuǎ...

主动脉造影片...

jams的音标：jams的英式发音音标为：[dʒæmz]jams的美式发音音标为：[dʒæmz]...

slog的现在进行时为：slogging...

adv.不顾后果地，不管怎样，无论如何，不惜费用地adj.不重视的，不尊敬的，不顾虑的，不关心的，不受注意的，毫无价值的...

staggering的音标：staggering的英式发音音标为：['stægərɪŋ]staggering的美式发音音标为：['stæɡərɪŋ]...

“证人”的拼音为：zhèng ren...

adj.秘传的，机密的，难解的，深奥的，限于少数人的...

adj.巨大的，厚重的...