| 词汇 | ovoid |
| 释义 | ovoid adjective uk /ˈəʊ.vɔɪd/ us /ˈoʊ.vɔɪd/ having the same shape as an egg, or of a similar shape: 卵形的 The egg is ovoid and yellowish, with a thick shell.鸡蛋呈卵圆形，淡黄色，壳厚。 The ovoid seed pods burst when ripe.卵圆形的种荚成熟后会裂开。 He believed that the universe was slightly ovoid. The small, ovoid fruit is purplish with a waxy bloom. Streptococcus is a spherical to ovoid bacterium which occurs in chains. Geometrical shapes -cornered circularly congruently conic cylindrically lozenge orbicular ovally parallelogram pentagon polyhedron polytope prism pyramid pyramidical quadrilateral rectangle rectangular rhombus three-dimensional ovoid noun[ C ] uk /ˈəʊ.vɔɪd/ us /ˈoʊ.vɔɪd/ a solid object that is the same shape as an egg, or of a similar shape: 卵形物 A melon baller is a tool used to scoop spheres or ovoids from melons, cucumbers, or other foods.甜瓜舀球机是一种工具，可以用来把甜瓜瓤、黄瓜瓤或其他食物舀成一个个球形或卵圆形。 The enormous green ovoids were jackfruit. The artwork consists of pieces of stone shaped into basic geometrical solids - cubes, ovoids, hemispheres, and cylinders. It was a collection of grey-black ovoids, spheres and cylinders linked by thick struts, revolving slowly in an orbit. Geometrical shapes -cornered circularly congruently conic cylindrically lozenge orbicular ovally parallelogram pentagon polyhedron polytope prism pyramid pyramidical quadrilateral rectangle rectangular rhombus three-dimensional Examples of ovoidovoid Crystals are often broken, complexly zoned or in the form of ovoids. Tiny ovoids of dolomite are disseminated in coarse-grained calcite. Histological features include signs of degeneration, such as axon atrophy, shrinkage, vesicular degeneration and ovoids (myelin lipid droplets), which leads to a reduced number of myelinated and non-myelinated fibres. Cystacanths are encased in an envelope, and, with their proboscis invaginated, their overall body shape is roughly ovoid. Many of these gland cells contain ovoid, electron-dense, membrane-bound vesicles. The seed is ovoid, 0.9-1.2 x 0.6-0.8 mm, light brown, shiny and with a smooth surface. The fetus adopts an ovoid shape throughout much of gestation. The follicle cells have an ovoid nucleus containing a large prominent nucleolus with a conspicuous granular component. The statistical model used in the analysis tested only the fixed effect of morphology (spherical, ovoid, tubular, and filamentous). The general form of the chamber is ovoid; from the stepped base of the shaft the structure is 270 cm long and 310 cm wide. The salivary glands consist of two branches of ovoid and spherical bodies. Pycnodontid remains consist of isolated teeth and fragments of jaw bearing parallel rows of ovoid teeth. Amastigotes are characteristically ovoid with a distinct disc-shaped kinetoplast adjacent to the nucleus. The alveolar process of the maxilla is globose, nearly ovoid in outline. Leaves mostly ovoid to subrectangular, 2-12 mm long and 1-10 mm wide, typically about 5 mm long and 2 mm wide. See all examples of ovoid These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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