| [/ˏʌndəˈmaɪn; ˏʌndɚˋmaɪn/] v [Tn] 用法:
1 make a hollow or tunnel beneath (sth); weaken at the base 在（某物）下挖洞或挖通道; 从根基处损害:
Badgers had undermined the foundations of the church. 獾在这座教堂的地基处打了洞. *
cliffs undermined by the sea 底部被海水毁坏了的峭壁. 用法:
2 (fig 比喻) weaken (sth/sb) gradually or insidiously 逐渐削弱或暗中破坏（某事物[某人]）:
undermine sb's position, reputation, authority, etc, eg by spreading scandalous rumours 暗中损害某人的地位、 声誉、 威信等（如藉散播诽谤性的谣言） *
self-confidence undermined by repeated failures 因屡遭挫折而逐渐削弱的自信心. |