feather
美[ˈfɛðɚ] v.给装上羽毛，用羽毛装饰；使（桨）与水面平行；长羽毛
网络羽毛；飞逸；根羽毛；羽
1 . The feather must be removed with a straight, firm pull.
拔羽毛必须干净利落。
来自柯林斯例句
2 . She and my mother were birds of a feather .
她和我妈妈是一个类型的人。
来自柯林斯例句
3 . I taped the base of the feather onto the velvet.
我用胶带把羽毛的根部粘在了天鹅绒上。
来自柯林斯例句
4 . Harry'sappointment to this important post was a feather in his cap.
哈里被任命担任如此要职，这是件荣耀的事。
来自柯林斯例句
5 . Winning the gold medal was a feather in his cap.
夺得金牌是他值得自豪的成就.
来自《简明英汉词典》
1.the light horny waterproof structure forming the external covering of birds
2.turning an oar parallel to the water between pulls
1.join tongue and groove, in carpentry
2.cover or fit with feathers
3.turn the paddle; in canoeing
4.turn the oar, while rowing
5.grow feathers;
The young sparrows are fledging already
函数简介 函数功能：绘制羽状图。 语法格式： feather(U,V) 其中U、V表示一组向量，U是向量的横坐标（x分量），V是向量的纵坐标（y分量）。该调用格式将在水平轴上等间隔的把这些向量用带箭头的线绘制出来。具体算法可通过open feather或type feather查看该函数源代码来研究。 feather(Z) 这里Z是一组复数，这种调用格式Z的实部对应向量的x分量，虚部对应向量的y分量。该调用格式相当于feather(real(Z),imag(Z))。 feather(...,Li