present difficulties的音标：...

The velocities are independent of hydrostatic pressures.速度与流体静压力无关.The momentum of the particles was deduced from meteoritic velocities.粒子的冲量可以从陨石速度推导出来.In experimenting we find out that sound travels with different velo...

inequities的音标：inequities的英式发音音标为：[ɪ'nekwɪtɪz]inequities的美式发音音标为：[ɪ'nekwɪtɪz]...

tiered的音标：tiered的英式发音音标为：[tɪəd]tiered的美式发音音标为：[tɪrd]...

beauties的音标：...

v.为…举行社交聚会（party的过去式与过去分词形式）...

Such enormities would not be tolerated today.这种严重罪行今日是不能容忍的....

n.焦虑( anxiety的名词复数 )，担心，焦虑的原因，渴望...

n.伙伴，监工( butty的名词复数 )...

His family tried to assimilate into the white and Hispanic communities.他一家人试图融入白人和西班牙裔社区。The two communities are now on a collision course.这两个社区之间现在有可能会发生冲突。Slowly Jewish communities were reconstituted and Jewish life be...

n.自发性，自动( spontaneity的名词复数 )...

inpatient的音标：inpatient的英式发音音标为：['ɪnpeɪʃnt]inpatient的美式发音音标为：['ɪnˌpeʃənt]...

n.二十，20( twenty的名词复数 )，二十年代...

n.活动( activity的名词复数 )，活力，活动力...

n.勤勉( assiduity的名词复数 )，刻苦，（对另一人的）不断关照，殷勤...

inhumanities的音标：...

impetuosities的音标：...

adj.心满意足的样子，洋洋得意的( jaunty的比较级 )...

[电] 互结...

cavities的音标：...

n.不平等，不同，不配合( imparity的名词复数 )...

prettiest的音标：prettiest的英式发音音标为：[p'rɪtɪɪst]prettiest的美式发音音标为：[p'rɪtɪɪst]...

Having a bosom friend is one of the niceties of life.得一知己乃人生一大乐事.However, the nature of my business left little time for niceties.但是, 我公事的性质使我顾不上细节了.I am not concerned with niceties.我不拘泥细节....

n.市长职位( mayoralty的名词复数 )...

n.（靠近未开发地带的）边远的居民，边远者( frontiersman的名词复数 )...

n.拘泥形式( formality的名词复数 )，正式手续，例行公事，形式上的措施...

Could I begin with a few formalities?请允许我开场先讲几句套话。to go through all the formalities necessary in order to get a gun licence办理取得持枪执照的全部必要手续All the customs formalities have been attended to.一切海关手续都办妥了....

concavities的音标：...

伯特绦虫病...

Some have called him the greatest entertainer of the twentieth century.有人曾称他为20世纪最伟大的艺人。The space age dawned in the twentieth century.太空时代开始于二十世纪。The first half of the twentieth century was dominated by inflation, crisis...