ultrasound

名词 n. 动词 v.
中文释义

英文释义

名词 n.
  1. Sound with a frequency greater than the upper limit of human hearing, which is approximately 20 kilohertz. countable,uncountable
  2. Ultrasonography. countable,informal,metonymically,uncountable
  3. Ultrasonography.; Medical ultrasonography. countable,informal,metonymically,uncountable
  4. Therapeutically applied ultrasonic energy. countable,uncountable
    — Ultrasound as a treatment for degenerative arthritis was in its infancy. It might eventually turn out to be as effective as the Salk vaccine, or as bogus as the science of phrenology.
动词 v.
  1. To treat with ultrasound. ambitransitive

词形变化

ultrasounds plural ultrasounds present,singular,third-person ultrasounding participle,present ultrasounded participle,past ultrasounded past

词汇关系

衍生词
3D ultrasound 4D ultrasound
相关词
ultrasonic ultrasonics

词源

词源 1
Etymology tree
Proto-Indo-European *h₂el-
Latin ūls
Proto-Indo-European *-teros?
Latin -ter
Old Latin -ād
Latin -ā
Latin ultrābor.
English ultra-
English sound
English ultrasound
From ultra- + sound.
词源 2
Etymology tree
Proto-Indo-European *h₂el-
Latin ūls
Proto-Indo-European *-teros?
Latin -ter
Old Latin -ād
Latin -ā
Latin ultrābor.
English ultra-
English sound
English ultrasound
From ultra- + sound.
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