S meter
[电] 信号强度计
🧩 词语组成解析
🗣️ 情景例句
He knows all there is to know,
他无所不知，
You will leap for joy when you hear the answer.
如果你听到了答案，你会高兴的跳起来的。
Instruments have been devised and can be so placed that all three elements can be recorded in different graphs.
已经设计出了一些仪器，它按照一定的安放方式就可测绘出这三种运动的曲线图。