/ˈdɛmənˌstreɪt/
[T] to show sth clearly by giving proof or evidence 证明；证实；论证；说明
~ that…
These results demonstrate convincingly that our campaign is working.
这些结果有力地证明，我们的运动已见成效。
🔊🔊
~ sth (to sb)
Let me demonstrate to you some of the difficulties we are facing.
我来向你说明一下我们面临的一些困难。
🔊🔊
~ how, what, etc.…
His sudden departure had demonstrated how unreliable he was.
他突然离去，这说明他是多么不可靠。
🔊🔊
~ sb/sth to be sth
The theories were demonstrated to be false.
这些理论已被证明是错误的。
🔊🔊
it is demonstrated that…
It has been demonstrated that this drug is effective.
这药已证实是有效的。