Definition of concavo-convex in English:

concavo-convex

adjective

(of a lens) concave on one side and convex on the other and thickest at the periphery.
（透镜）凹凸的
Example sentencesExamples
- A common fossil in the basal impure limestone beds is a bivalve that Silberling referred to as ‘an unidentified concavo-convex radially ribbed oysterlike pelecypod.’
- Witchger's patent was for an improvement in the drum, where a coil spring and a casing constituted a tape controller enabling the concavo-convex tape ribbon to retract into the drum.
- Kokam butter, as found in the bazaars of India, consists of egg-shaped or concavo-convex cakes of a dirty white or yellowish colour, friable, crystalline, and with a greasy feel like spermaceti.
- These two genera have concavo-convex profiles, with strongly convex ventral valves, whereas the new genus is plano-convex and has a gently convex ventral valve.
- A steady-state example would be a concavo-convex slope profile with a concave lower portion and a convex upper slope typical of humid climates.

Definition of concavo-convex in US English:

concavo-convex

adjectivekɑnˌkeɪvoʊˌkɑnˈvɛkskänˌkāvōˌkänˈveks

(of a lens) concave on one side and convex on the other and thickest at the periphery.
（透镜）凹凸的
Example sentencesExamples
- A common fossil in the basal impure limestone beds is a bivalve that Silberling referred to as ‘an unidentified concavo-convex radially ribbed oysterlike pelecypod.’
- A steady-state example would be a concavo-convex slope profile with a concave lower portion and a convex upper slope typical of humid climates.
- Kokam butter, as found in the bazaars of India, consists of egg-shaped or concavo-convex cakes of a dirty white or yellowish colour, friable, crystalline, and with a greasy feel like spermaceti.
- These two genera have concavo-convex profiles, with strongly convex ventral valves, whereas the new genus is plano-convex and has a gently convex ventral valve.
- Witchger's patent was for an improvement in the drum, where a coil spring and a casing constituted a tape controller enabling the concavo-convex tape ribbon to retract into the drum.

单词	concavo-convex
释义	Definition of concavo-convex in English: concavo-convex adjective (of a lens) concave on one side and convex on the other and thickest at the periphery. （透镜）凹凸的 Example sentencesExamples A common fossil in the basal impure limestone beds is a bivalve that Silberling referred to as ‘an unidentified concavo-convex radially ribbed oysterlike pelecypod.’ Witchger's patent was for an improvement in the drum, where a coil spring and a casing constituted a tape controller enabling the concavo-convex tape ribbon to retract into the drum. Kokam butter, as found in the bazaars of India, consists of egg-shaped or concavo-convex cakes of a dirty white or yellowish colour, friable, crystalline, and with a greasy feel like spermaceti. These two genera have concavo-convex profiles, with strongly convex ventral valves, whereas the new genus is plano-convex and has a gently convex ventral valve. A steady-state example would be a concavo-convex slope profile with a concave lower portion and a convex upper slope typical of humid climates. Definition of concavo-convex in US English: concavo-convex adjectivekɑnˌkeɪvoʊˌkɑnˈvɛkskänˌkāvōˌkänˈveks (of a lens) concave on one side and convex on the other and thickest at the periphery. （透镜）凹凸的 Example sentencesExamples A common fossil in the basal impure limestone beds is a bivalve that Silberling referred to as ‘an unidentified concavo-convex radially ribbed oysterlike pelecypod.’ A steady-state example would be a concavo-convex slope profile with a concave lower portion and a convex upper slope typical of humid climates. Kokam butter, as found in the bazaars of India, consists of egg-shaped or concavo-convex cakes of a dirty white or yellowish colour, friable, crystalline, and with a greasy feel like spermaceti. These two genera have concavo-convex profiles, with strongly convex ventral valves, whereas the new genus is plano-convex and has a gently convex ventral valve. Witchger's patent was for an improvement in the drum, where a coil spring and a casing constituted a tape controller enabling the concavo-convex tape ribbon to retract into the drum.
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