demonstrated
['demənstreit]
[ demonstrated ]
vt.证明, 演示, 示范
vi.示威
例句与用法:
She demonstrated that 2 and 2 are four.
她证明2加2等于四。
Please demonstrate how the machine works.
请示范机器的使用方法。
词形变化:
动词过去式: demonstrated | 动词过去分词: demonstrated | 动词现在分词: demonstrating | 动词第三人称单数: demonstrates |