ultrasonic

/.ʌltrә'sɒnik/ uk　 词频 #21711

大学英语六级托福 TOEFL英语专业八级

ultrasonic 是什么意思

中文释义

n. 超声波

a. 超音速的

英文释义

s having frequencies above those of audible sound

ultrasonic 的真实例句

以下例句摘自真实英文文章，看看 ultrasonic 在自然语境里怎么用：

Two prototypes of the ultrasonic system used to “shake” water out of an atmospheric water harvester.

—— We went to Finland to hear about the new 'sand battery' that will turn stored renewable energy back into power for the electrical grid

First, they launched a point-like ultrasonic beam through the sample and measured the transmitted intensity as a function of time and transverse position.

—— Frozen sound

It uses both lidar and ultrasonic sensors to determine its spatial position and moves around 6 feet (1.89 m) per second — roughly the speed of a brisk walk.

—— This humanoid robot does all your housework for you ‪—‬ and its makers say it's ready for your home

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