Rca
abbr. 美国无线电公司（Radio Corporation of America）
🗣️ 情景例句
I made an appointment with the doctor at three.
我和医生约好3点钟看病。
I think it's going to be too long.
我认为它将太长。
Do you realize that all of these shirts are half off?
你知道这些衬衫都卖半价了吗？