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
so she had to take an earlier flight today.
所以她不得不在今天搭早一班的班机。
The two contestants are neck and neck with 20 points each.
比赛双方各得20分，打成平局。
It's very pleasant.
气候非常宜人。