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
If we hire you, how long will you stay with us?
你打算给我们工作多久？
He who would climb the ladder must begin at the bottom.
爬梯必须从底层开始。
There was a big civil rights march through the centre of Birmingham yesterday.
昨天大规模的民权示威游行经过伯明翰市中心。