n. 1.艾丽斯〔女子名〕。 2.【希腊神话】(为诸神报信的)彩虹女神。 n. (pl. -es; irides ) 1.【解剖学】(眼球的)虹膜。 2.虹;虹状物;虹彩,彩虹色。 3.【物理学】膜片,可变光阑,(照相机的)光圈 (=irisdiaphragm)。 4.【植物;植物学】鸢尾属植物,鸢尾,蝴蝶花。 5.【矿物】彩虹色石英。
diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening 同义词:iris diaphragm,
muscular diaphragm that controls the size of the pupil which in turn controls the amount of light that enters the eye; it forms the colored portion of the eye
plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals 同义词:flag, fleur-de-lis, sword lily,