| 释义 |
Definition of pyramidal in English: pyramidaladjective pɪˈramɪd(ə)l 1Resembling a pyramid in shape. 金字塔形的 Example sentencesExamples - A pencil drawing on graph paper, this is an arrangement of handwritten words that form a pyramidal shape.
- Gadolinite typically occurs as long slender prisms with pyramidal terminations and diamond-shaped cross sections.
- The Southern magnolia's natural shape is pyramidal with limbs to the ground.
- That mountain, running with springs, is basically pyramidal and shaped and notched in the center.
- At the head of the Wright Valley the pyramidal shape of Mt. Fleming loomed above the Dry Valleys.
- In another painting, Sooner or Later, the letters in ‘sooner’ are arranged in a pyramidal shape topped by an eye.
- This is the pyramidal shape that defines what the viewer can see, or the field of view, with the point starting at the eyes.
- Lightly prune young magnolias after they flower to encourage a pyramidal shape.
- The atoms are arranged in a four-faced pyramidal structure (the tetrahedron) with the silicon atom in the center.
- Its pyramidal shape and infinite extensiveness make it suitable for Denas's pyramid of thousands of figures.
- It has a unique pyramidal shape that's half as wide as it is tall.
- These show the clarity and the pyramidal composition for which he was renowned.
- An adaptation of the pillar is the teepee, a combination of three or four pillars joined at the top to form a pyramidal shape.
- They are usually grown in curled, spiral, pyramidal, circular and zigzag shapes.
- The tree's handsome pyramidal shape has a somewhat unusual branch structure.
- Characteristically, they feature pyramidal, domed or conical roofs built up of corbeled limestone slabs.
- The structure of the ammonia molecule is best described as pyramidal.
- Several intact tombs have been discovered as well as the remains of five pyramidal platforms.
- They are pyramidal in shape and weigh about 4 g each.
- Trees with this form have a strong central stem and pyramidal shape.
2Anatomy Medicine
Relating to or denoting a tract of motor nerves within the pyramid of the medulla oblongata. 〔剖，医〕与延髓锥体内运动神经束有关的；（运动神经束）在延髓锥体内的 Example sentencesExamples - There is no sensory loss or involvement of the pyramidal tracts.
- Examination showed pyramidal signs in both legs and weakness in left hip flexion.
- In the brain, stimulants stunt the growth of spiny neurons in the nucleus accumbens and pyramidal cells in the parietal cortex.
- He saw the elegant pyramidal cells of the cerebral cortex, the chunky interneurons of the spinal cord.
- In general, in the hippocampus and entorhinal cortex, large pyramidal neurons exhibited the greatest degree of intracellular staining.
Definition of pyramidal in US English: pyramidaladjective 1Resembling a pyramid in shape. 金字塔形的 Example sentencesExamples - That mountain, running with springs, is basically pyramidal and shaped and notched in the center.
- Lightly prune young magnolias after they flower to encourage a pyramidal shape.
- Characteristically, they feature pyramidal, domed or conical roofs built up of corbeled limestone slabs.
- An adaptation of the pillar is the teepee, a combination of three or four pillars joined at the top to form a pyramidal shape.
- A pencil drawing on graph paper, this is an arrangement of handwritten words that form a pyramidal shape.
- The Southern magnolia's natural shape is pyramidal with limbs to the ground.
- They are pyramidal in shape and weigh about 4 g each.
- Gadolinite typically occurs as long slender prisms with pyramidal terminations and diamond-shaped cross sections.
- It has a unique pyramidal shape that's half as wide as it is tall.
- This is the pyramidal shape that defines what the viewer can see, or the field of view, with the point starting at the eyes.
- Several intact tombs have been discovered as well as the remains of five pyramidal platforms.
- The structure of the ammonia molecule is best described as pyramidal.
- These show the clarity and the pyramidal composition for which he was renowned.
- At the head of the Wright Valley the pyramidal shape of Mt. Fleming loomed above the Dry Valleys.
- In another painting, Sooner or Later, the letters in ‘sooner’ are arranged in a pyramidal shape topped by an eye.
- The atoms are arranged in a four-faced pyramidal structure (the tetrahedron) with the silicon atom in the center.
- Trees with this form have a strong central stem and pyramidal shape.
- The tree's handsome pyramidal shape has a somewhat unusual branch structure.
- They are usually grown in curled, spiral, pyramidal, circular and zigzag shapes.
- Its pyramidal shape and infinite extensiveness make it suitable for Denas's pyramid of thousands of figures.
2Anatomy Medicine
Relating to or denoting a tract of motor nerves within the pyramid of the medulla oblongata. 〔剖，医〕与延髓锥体内运动神经束有关的；（运动神经束）在延髓锥体内的 Example sentencesExamples - He saw the elegant pyramidal cells of the cerebral cortex, the chunky interneurons of the spinal cord.
- In general, in the hippocampus and entorhinal cortex, large pyramidal neurons exhibited the greatest degree of intracellular staining.
- In the brain, stimulants stunt the growth of spiny neurons in the nucleus accumbens and pyramidal cells in the parietal cortex.
- Examination showed pyramidal signs in both legs and weakness in left hip flexion.
- There is no sensory loss or involvement of the pyramidal tracts.
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