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
Thank you.
谢谢 。
How much is the excess baggage charge?
超额行李费多少钱？
Towards midday, a girl heard a muffed cry coming from behind on of the walls.
快到中午的时候，一个女售货员听见从一堵墙里传出一种闷声闷气的叫声。