Undercurrent relay
[电] 欠流继电器
🧩 词语组成解析
undercurrent
[['ʌndəˌkʌrənt]]
n. 暗流, 潜流, 电流不足
relay
[rɪ'lɛi]
n. 接替人员，替班;传递;接力赛;继电器;
vt. 转播，传达;用驿马递送，使接替;分程传递;
🗣️ 情景例句
Susan called early this morning. Susan
一大早打电话来。
Much water runs by the mill that the miller knows not of.
当前发生诸种事，大多为人所不知。
If we could actually see the path described by a particle,such as a sand grain in the rock,
假如我们真能看到的运动轨迹，诸如岩石中一个沙粒分子