试听课英语怎么说

我不太懂的“试听课”的意思。如果是“尝试听课”就是：I will try to listen to the class.如果课是试听的课，就是：auditioned class

我来试听这个课icomeforthetriallesson.(triallesson随班上课情况；试课)freetrialclassatfirstday!免费试听第一节课！

I am coming here to have a trial lesson.

I'm just auditing the class.