Optimum impedance
[电] 最佳阻抗
🧩 词语组成解析
impedance
[im'pi:dəns]
n. 阻抗，全电阻;电阻抗;
🗣️ 情景例句
The instructions were not easily understandable.
这份说明书不容易理解。
Ok, bye-bye.
好吧，再见。
they can locate and steer clear of obstacles -- or locate flying insects on which they feed.
并能通过回声来确定并躲开障碍物，或找到它们赖以为生的昆虫。