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
Oh no! Is it serious?
噢， 糟糕， 严重吗？
Delivery costs will have to be borne by the manufacturer, I'm afraid.
运费恐怕要由制造厂商来承担。
Whether it be bird, fish or beast, the porpoise is intrigued with anything that is alive.
海豚对凡是活的东西都感兴趣，不管是鸟、是鱼，还是野兽。