Signalling
[计] 信号传输法
✅ 同义词
🗣️ 情景例句
Is that a proposal, or are we just playing a game?
这是求婚呢 ，还是仅仅在玩游戏？
Don't you have a heart?
你有没有良心啊？
Hello! Did you enjoy yourselves at the party ?
你好！你们在晚会上玩得愉快吗？