Raytheon
n. （美）雷声（公司名）
🗣️ 情景例句
Just because you major in English, don't think that you will have mastered real English.
不要以为你是英语专业的就能精通“真正”的英语。
I can't afford it.
我买不起。
No, she isn't.
不，她没来。