glide的现在完成时为：glided...

n.照准仪...

vi.度假，休假（holiday的过去式与过去分词形式）...

Euclid was trying to convey his idea of a geometrical point.欧几里得试图表达他的一个几何学观点。Some of these are mistakes made by Euclid that can be remedied.有些错误是欧几里德搞错的,可以纠正.Where Euclid unconsciously assumed the infinitude of straight...

Marginellidae的音标：...

glide的一般过去时为：glided...

棒轴目...

lids的音标：...

He followed her up a rickety staircase to a squalid bedsit.他跟着她上了一段摇摇晃晃的楼梯，来到了一间邋遢的卧室起居室两用房间。squalid, overcrowded refugee camps肮脏而拥挤的难民营They lived in a squalid hovel for the next five years.接下来的5年中，他们住在一间肮脏不堪的小破屋里。...

Vacant rooms on the campus were being used by holidaying families.校园里的闲置宿舍住着一些度假的家庭。Sampling the local cuisine is one of the delights of holidaying abroad...品尝当地菜肴是海外度假的乐趣之一。The star is holidaying in London.那位明星正在伦敦度假.Sa...

Limulida的音标：...

glyoxalidine的音标：glyoxalidine的英式发音音标为：[glɪɒksə'lɪdi:n]glyoxalidine的美式发音音标为：[glɪɒksə'lɪdin]...

吗苯茚二酮...

Endophyllidae的音标：...

holiday的近义词有：holiday, festival, vacation, leave。下面这些名词均有"假日，节日"的含义：holiday：指按规定不工作的各种假日，时间可长可短。在英国复数形式表示较长的假期。festival：指公众庆祝、欢度的节日。vacation：通常指时间较长的假期，如学校的寒暑假等。leave：主要指政府机关工作人员或军队人员获准的休假、假期。...

isobutylidyne的音标：isobutylidyne的英式发音音标为：[aɪsəʊbʌti:'laɪdaɪn]isobutylidyne的美式发音音标为：[aɪsoʊbʌti'laɪdaɪn]...

Mr. Lee was once active in the church, but he has backslidden.李先生一度在教会中很活跃, 但是他已故态复萌....

He called the zipper a slide fastener.他把拉链叫做滑动的纽扣....

裸鼻鸱科...

...

n.蛹，蛹，茧，任何在形成中而尚未至完全成熟阶段的事物( chrysalis的名词复数 )...

The common conclusion was the uniqueness and necessity of Euclidean geometry.欧几里德几何的唯一性与必要性已被公认.The non - Euclidena geometries were in effect subordinated to Euclidean geometry.非 欧几里德几何实际上是从属于欧几里德几何的.He did not grant ind...

helidrome的音标：helidrome的英式发音音标为：['helɪdrəʊm]helidrome的美式发音音标为：['helɪdroʊm]...

内珊瑚科...

Hylidae的音标：...

v.证实( validate的现在分词 )，确证，使生效，使有法律效力...

n.乙炔化物...

consolidate的第三人称单数（三单）为：consolidates...

Butazolidin is a trade name for this anti - inflammatory drug.保泰松是一种 抗炎 药物的商标名....

鱼蛭科...