🧩 词语组成解析
a. 免费的\\n[经] 全部费用在内价, 运费准免的
🗣️ 情景例句
Do? I don't know.
读什么 ？我不知道。
He isn't really serious; he's just playing games with her.
他并不是一本正经，只是跟她玩玩游戏而已。
I'm sorry to have done that. I didn't mean to be so rude.
我为那样做感到抱歉。我并不想那样粗鲁的。