| 词汇 | placoid-scale |
| 释义 | BETA placoid scalecollocation in Englishmeanings of scaleThese words are often used together. Click on the links below to explore the meanings. scale noun uk /skeɪl/ us /skeɪl/ a set of numbers, amounts, etc., used to measure or compare the level ... See more at scale Examples of placoid scaleplacoid scale Their skin is smooth and largely covered by placoid scales, and their color can range from black to brownish gray. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Placoid scales can not grow in size, but rather more scales are added as the fish increases in size. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The body shape and structure of the trunk placoid scales indicate the ability to swim quickly. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The entire body is covered by an exoskeleton of placoid scales. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Many groups of bony fishes, including pipefishes and seahorses, several families of catfishes, sticklebacks, and poachers, have developed external bony plates, structurally resembling placoid scales, as protective armour. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Sharks are entirely covered by placoid scales. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Members of the elasmobranchii subclass have no swim bladders, five to seven pairs of gill clefts opening individually to the exterior, rigid dorsal fins, and small placoid scales. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Such skins are naturally covered with round, closely set, calcified papillae called placoid scales, whose size is chiefly dependent on the age and size of the animal. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bony fish have no placoid scales. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. 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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