1. Maybe you could purchase this sample for tryout the quality of us. 或者你可以先购买一套样品试一试我们的质量。
2. In order to make you know our production better, we will provide you the tryout samples free of charge. 为确保您对我厂产品的充分认识，我们将免费提供您试用样品。
3. Attend and follow up whole process of mould tryout. Keep recording and assist to handle with the problems during the trial. 参与及跟踪各项目的试制过程，按要求做好记录，并协助解决试制过程中出现的技术问题；
英英解释
n.
1. trying something to find out about it
2. a test of the suitability of a performer
