1. Spend some time conversing with your translator in advance of your workshop.
This helped me tune my ear to his English accent, speed of speach, inflections and test his understanding of my English. I also had to get use to words that were used in different contexts or were infrequently used in my language environment.
2. Come prepared for everything
I spoke to those before me, brought what I thought I needed to facilitate a couple of workshops but never expected they would have screwed a whiteboard overtop of the chalk board. Thankfully, the facility had extra whiteboard markers.
3. Get in the groove