Sparkproof
a. 不发出闪光的,不发出火花的
🗣️ 情景例句
By the way, will we be able to get a refund on this cancellation?
顺便问一下，我们取消后可拿回定金吗？
Don't they believe it's necessary?
他们难道不认为它是必要的吗？
She intends to make teaching her profession.
她想以教书为职业。