Spark detector
[电] 电花检波器
🧩 词语组成解析
spark
[spɑrk]
n. 燃烧的颗粒;火星，火花，余火;（金属的）发光的颗粒;电火花;
vi. 发出火星，发出闪光;热烈赞同;正常运转;
vt. 发动，触发;激起运动，鼓舞;
🗣️ 情景例句
She looks just like Grandma at that age.
她和她奶奶年轻时候长得一模一样。
I know the boy whose father is a dentist.
我知道那个男孩的父亲是牙医。
He waited until the volcano became quiet and he was able to return two days later.
他等到火山平静下来，两天以后又返回去。