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1. 椭圆形：(4)椭圆形(elliptical)叶片中部宽而两端较狭,两侧叶缘成弧形,称为椭圆形叶. 如芫花(Daphnegenkwa),樟的叶. (5)卵形(ovate)叶片下部圆阔,上部稍狭,称为卵形叶.如向日葵,苎麻的叶. (6)菱形(rhomboidal)叶片成等边斜方形,称菱形叶.如菱,
2. 椭圆：换句话说,光的偏振性便是指行进中的光具有规律的磁振动方向,有线性(linear)、椭圆(elliptical)与圆(circular)偏振光等. 摄影时常用的偏光镜,便是应用了这些原理,将某些反射或散射所造成的光线滤去,以消除反光并增强色彩饱和度.
3. 椭圆的：elliptic vault 椭圆形拱顶 | elliptical 椭圆的 | elongation 伸长
1. 椭圆形的;椭圆的
Something that is elliptical has the shape of an ellipse.
e.g. ...the moon's elliptical orbit...
月球的椭圆形轨道
e.g. The stadium is elliptical in plan.
在设计图上，体育场呈椭圆形。
2. 隐讳的;间接的
Elliptical references to something are indirect rather than clear.
e.g. ...Kirsty Gunn's austere, elliptical account of a childhood tragedy.
柯丝蒂·甘对一段童年不幸遭遇的朴实、委婉的记述
e.g. ...elliptical references to problems best not aired in public.
对那些不宜当众谈及的问题的隐诲提及
1. In vibrant contrast to the image's rich harvest of classic spiral and elliptical galaxies, there is a zoo of oddball galaxies littering the field.
2. An epic Venezuelan touch is the massive mural coating the cupola in the Elliptical Salon.
3. The spacecraft reached Mars on March 10 and went into a giant elliptical orbit.
4. She says the elliptical positions the user to exercise more mindfully because the hand placements encourage a better posture.
5. These young galaxies haven't yet formed their familiar spiral or elliptical shapes and are much smaller and quite blue in color.
6. Given Dann's elliptical story telling as well as her decision to focus on Jake's needs, readers learn relatively few details of Willem's illness.
7. Both planets have elliptical orbits, so their close encounters are not always at the same distance.
8. Nine minutes later, the spaceship separated from the booster rocket and reached the assigned elliptical orbit.