Signalling
[计] 信号传输法
✅ 同义词
🗣️ 情景例句
Strawberry?
草莓的？
That's a pity.
那真可惜。
Yes, that's a good idea. But I have another difficulty. My written English isn't very good either.
是的，这主意不错。但我还有另外一个难题。我的书面英语也不好。