Incra
abbr. International Copper Research Association 国际铜（金属）研究协会
🗣️ 情景例句
I think I've had enough of that sandwich.
我想我已经吃够了三明治。
I mean it. I'm serious. I'm no kidding!
我是认真的。
OK. Please sit down over there.
好，请坐吧！