Electrochromics
电变色
🗣️ 情景例句
How are you?
你好吗？
I'd like to talk with Mr. Johns or Mr. Smith.
我想与约翰斯先生或史密斯先生谈话。
This is the most wonderful day of my life, because I'm here with you now.
今天是我一生中最美好的一天，因为我现在和你在一起。