Spiking
[化] 掺加; 掺加示踪剂
🗣️ 情景例句
Tonight, it's my treat.
今天晚上， 我来请客。
I didn't catch that, Could you go over that again?
我没有听清楚，请你再说明一下好吗？
Yes, we might have to do that.
是呀，恐怕只有这么做了。