undermine 四级六级考研雅思GREGMAT专八

These incidents could seriously undermine support for the police.

这些事件会严重影响对警方支持。

The President's enemies are spreading rumours to undermine his authority.

总统敌人在散布谣言以逐渐破坏他威信。

A mole can undermine the strongest rampart.

一只田鼠能毁坏最坚固堡垒。

Badgers had undermined the foundations of the church.

獾在这座教堂地基处打了洞。

Many severe colds undermined the old man's health.

多次严重感冒损害了老人健康。

Her unwillingness to answer questions undermined the strength of her position.

她不愿题，这不利于她所处形势。

She tried to undermine our friendship.

她试图破坏我们友谊。

Nothing can undermine their fast friendship.

没有什么能破坏他们忠实友谊。

Insults undermined her confidence.

一再受到侮辱之后, 她渐渐丧失信心。

Rivers undermine their banks.

河水冲刷堤基。

Illness undermined his strength.

疾病逐渐削弱了他力气。

The soldiers undermined the wall.

士兵们在墙下挖洞。

Right after the dental extraction,the interseptal bone distal to the canine was undermined to weaken its resistance and a tooth-borne appliance was used to retract the tooth rapidly.

拔牙后,可立即去除移动牙远中牙槽间隔以减小骨阻力并黏结口内牵张器以快速移动正畸牙。