Ultrasonic refers to sound waves with frequencies higher than the upper audible limit of human hearing. It can also refer to speeds above Mach 1.
Ultrasonic refers to sound waves with frequencies higher than the upper audible limit of human hearing. It can also refer to speeds above Mach 1.
英语单词 | ultrasonic |
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英美音标 | 英 [ˌʌltrəˈsɒnɪk] 美 [ˌʌltrəˈsɑːnɪk] |
中文释义 | adj. [声] 超声的;超音速的 n. 超声波 [ 复数 ultrasonics ] |
英语例句 | (1) The most useful item above was probably this 15 year old ultrasonic humidifier. It produces large amounts of real fog. (2) Nor would he have known that ultrasonic vibrations from a plate-like transducer would shake those glass beads into the air to be tweezed and measured as they moved in suspension. (3) First, the robot's sensors — for example, touch sensors, light sensors, and ultrasonic sensors — take in information from its environment. |
中文例句 | (1) 上述项目中最有用的或许是这个有着15年历史的超声波增湿器,它产生大量真正的水雾。 (2) 爱因斯坦也无法知道由盘型传感器产生的超声波振动能将空中这些玻璃微珠钳除,再在它们悬垂在空中移动时进行测量。 (3) 首先,机器人的传感器(例如接触传感器、光线传感器和超声波传感器)从它的环境中获得信息。 |
星级 | ★★★ |
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