undermined

['ʌndə'maind]

adj. 被侵蚀的, 暗地里被破坏的
动词undermine的过去式和过去分词形式

例句与用法：

My father's health was undermined by drink.

我爸爸的健康逐渐为酒所损害。

The house is unsafe since the foundations were undermined by floods.

这幢房子不安全，因为房基已被洪水侵蚀了。

The sea had undermined the cliff.

海水侵蚀了悬崖的基部。

Badgers had undermined the foundations of the church.

獾在这座教堂的地基处打了洞。

词形变化：

动词过去式: undermined | 动词过去分词: undermined | 动词现在分词: undermining | 动词第三人称单数: undermines |