demonstration造句
2024年06月30日 14:41:48
This is a clear
demonstration of how technology has changed.
这清楚地表明了技术已有了怎样的进步。
He gave a
demonstration of the new technique then and there.
他当场表演了这种新的操作方法.
The book is a
demonstration of scholarship without pedantry.
这本书表现出学术水平又不故意卖弄学问.