gum的现在完成时怎么写

gum的现在进行时为：gumming...

When not removed, plaque causes tooth decay and gum disease.牙斑如果不清除就会导致牙齿蛀蚀和牙龈疾病。I've tried everything from herbal cigarettes to chewing gum.中草药香烟、口香糖之类的我统统都试过了。Deposits of plaque build up between the tooth and the ...

n.口香糖，树胶，黏胶，牙龈vt.& vi.胶合，涂以树胶，使…有粘性...

gum的第三人称单数（三单）为：gums...

gum的音标：gum的英式发音音标为：[gʌm]gum的美式发音音标为：[ɡʌm]...

Spit out that gum and pay attention.把那块口香糖吐出来，注意听。Extraction Method Galbanum gum is collected incisions on the roots of the plant.白松香胶采集于其植株的根部.The gum was three reals.这口香糖是三雷亚尔.Kookaburra sits on an old gum tree.翠鸟坐在一棵老...

gum的一般过去时为：gummed...

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mendable的音标：mendable的英式发音音标为：['mendəbəl]mendable的美式发音音标为：['mendəbəl]...

A lower operating frequency or altered duty cycle accomplishes this.较低的工作频率或改变占空比可实现这一目的.There is nothing accomplishes a person more than learning没什么比知识更会使人充实。 Bearing a grudge saps one's evergies and accomplishes a...

“氨气”的英语可以翻译为：ammonia ...

disconnect的一般过去时为：disconnected...

There have been growing tensions within the trading bloc.贸易同盟国的关系越来越紧张.The Liberal Bloc voted for the tax increase.开明集团投票赞成增税.This regional bloc has fallen apart.这一地区性集团已土崩瓦解....

Fluctuating prices usually base on a fickle public's demand.物价的波动往往是由于群众需求的不稳定而引起的.In many applications a fluctuating DC current is undesirable.在许多应用场合,波动的直流电是讨厌的.Widely fluctuating exchange rates may adversely affe...

coeloplanula的音标：coeloplanula的英式发音音标为：[kəʊləʊplən'jʊlə]coeloplanula的美式发音音标为：[koʊloʊplən'jʊlə]...

metrication的音标：metrication的英式发音音标为：[ˌmetrɪ'keɪʃn]metrication的美式发音音标为：[ˌmɛtrɪ'keʃən]...

v.把…赶出，从…逐出，把…移去( dislodge的过去式和过去分词 )...

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“狐臭”的近义词/同义词：腋臭。...

“一口气”的拼音为：yī kǒu qì ...

Bert的音标：...

They had nursed Peter back to some semblance of health.在他们的照料下，彼得貌似恢复了健康。All the years he was sick my mother had nursed him.他生病的这些年来，我妈妈一直照料着他。She nursed a bad cold by going to bed.她以卧床休息治疗重伤风....