Substantiation
n. 实体化, 证实, 证明
✅ 同义词
📖 牛津释义
substantiation
n.
🗣️ 情景例句
I don't know,
我不知道，
You'll be on air in two minutes.
两分钟以后你会上电视。
Suddenly my wife spotted a boat moored to the bank.
突然，妻子发现岸边泊着一条小船，