I received attacks, people I know lied to defend the interests of the oil companies, and tried to weaken my position.

我受到攻击，我认识的一些人为了石油公司的利益撒谎，企图削弱我的影响力。

youdao

But there are serious drawbacks in the historical teaching mode of the middle school at present. They have weaken the due position and function in the quality-oriented education of history.

而当前中学历史教学模式却存在着严重弊端，削弱了高中历史学科在素质教育中应有的地位和作用。

youdao

The right knee pain upon sudden standing up from sitting position is due to the instability of the knee joint most likely resulted from weaken muscle power around the knee.

坐下后突然站起来导致右腿膝盖痛，是因为膝盖的周围肌力变弱而引起膝关节不稳定所致的。

youdao

As Five Guys and other quality burger upstarts expand, that may further weaken the position of the old-time burger also-rans.

FORBES: How America's Upstart Burger Chains Will Help McDonald's