求达人翻译一句话，机翻的别来添乱，谢谢了。

Having learnened knowlege in practice ,I have mastered the basic methods of sales promotion and client
negotiation preliminarily
欢迎追问，望采纳

Through a few weeks' learning and practicing, I have mastered the basic methods of promoting products and negotiating with customers.

After weeks of study and practice, I have got the basic approaches of product promotion and negotiating with customers.

Over several weeks of studying and praticing, I have masterd preliminary basic approach to product promotion and customer negotiation.

After several weeks' learning and practice, I have a general command of basic methods for product promotion and negociation with customers.