Spark length
[电] 电花长度
🧩 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
I speak the Shanghai dialect and the Mandarin.
我会讲上海话，普通话。
I don't know how to work the machine.
我不懂得怎样使这部机器运转。
Maybe we should hold off until we have covered item B on our agenda.
也许我们应该先谈论完B项议题。