Synchronousness
同步性
✅ 同义词
🗣️ 情景例句
Good morning, Mr. Smith. I brought the contract you are been looking for.
上午好，斯密司先生。我带来了你要等待的合同。
He has a telephone directory.
他有一本电话簿。
I'll take care of it for you.
这事我会注意的。