Sparkproof
a. 不发出闪光的,不发出火花的
🗣️ 情景例句
You don't need to call a plumber, I can fix the sink.
你不必请水管工人了，我会修水槽。
May I ask you a question?
我可以问一个问题吗？
That's right.You've typed it with only one 'L'.
对的。但你只打了1个“L”。