asphalt的现在完成时怎么写？

asphalt的一般过去时为：asphalted...

asphalt的第三人称单数（三单）为：asphalts...

A model asphalt had been separated into four components: asphaltenes , saturates, aromatics and resins.用四组分法将沥青分为饱和分 、 芳香分、胶质、沥青质.The paper introduces the research on RHJ asphalt emulsifiers cations.介绍了RHJ型阳离子沥青乳化剂的研究过程....

The asphalt playgrounds have been grassed over or sown with flowers.原来的柏油操场已经覆上了草皮或种满了鲜花。I smelled tarry melted asphalt.我闻到了柏油熔化了的味道。The street is paved with asphalt.街道被铺上柏油....

n.沥青，柏油，（铺路等用的）沥青混合料vt.铺沥青于，铺柏油于...

asphalt的音标：asphalt的英式发音音标为：['æsfælt]asphalt的美式发音音标为：['æsfɔlt]...

asphalt的现在进行时为：asphalting...

他这家中介公司有保安和保镖可供雇用。His agency hires out security guards and bodyguards.我们得通过中介雇用女佣。We had to hire maids through an agency.领养中介机构永远都对领养家庭敞开.Adoption agencies are always so open to alternative family adoptions....

n.致癌力，致癌性...

v.使永恒，使不灭( eternalize的第三人称单数 )...

Items marked with an asterisk can be omitted.打星号的项目可以删去。The asterisk refers the reader to a footnote.星号是让读者参看脚注.The asterisk refers to a footnote.星号表示参看附注....

colonitis的音标：colonitis的英式发音音标为：[kɒlə'naɪtɪs]colonitis的美式发音音标为：[ˌkoʊlə'naɪtɪs]...

“暗渠”的英语可以翻译为：closed conduit，conduit，kanat，culvert，underdrain ...

“匠心”的英语可以翻译为：[书] （巧妙的心思） inventiveness，ingenuity，originality，craftsmanship ...

cardia的音标：cardia的英式发音音标为：['kɑ:dɪə]cardia的美式发音音标为：['kɑdiə]...

n.法国 Camembert 村所产的软质乳酪...

“格木碱”的英语可以翻译为：[化] erythrophleine ...

goldbrick的现在进行时为：goldbricking...

蜜蜂在花丛中懒洋洋地嗡嗡叫着。Bees buzzed lazily among the flowers.花园里到处都是蜜蜂嗡嗡叫的声音.The garden was humming with the sound of bees.蜜蜂嗡嗡叫.The bees are buzzing....

“导缆器”的英语可以翻译为：cable chock，cable guide，fairlead，warping chock，fair-lead ...

warrant的复数形式为：warrants...

ectogony的音标：ectogony的英式发音音标为：[ek'tɒgənɪ]ectogony的美式发音音标为：[ek'tɒgənɪ]...