1. stir up 扬起，卷起；激起，挑起
They saw first a cloud of dust and then the car that was stirring it up.
他们先是看到一团尘土，接着就看到扬起尘土的那辆车Repv6Ee%),9PRj|Cwv。

2. extend sth. to sb. 向某人发出（邀请；欢迎等）；给某人某物
I'm sure you will join me in extending a very warm welcome to our guests.
你一定会和我一起对我们的来宾致以热烈的欢迎O.vaA)jhWl5F+j^poqD0。

3. collude with... 与某人串通/勾结
Prosecutors have argued that they need to be detained so that they do not collude with witnesses.
检控官对此的解释是关押他们是为了防止他们与证人串通Bi^9B@K(dICc。

4. lurch from.. to...跌跌撞撞地；
The government seems to lurch from one crisis to another.
政府似乎是在一个个的危机里艰难地维持着NN#&%G9)329*rxd%GtlY。