生巧滑嫩，性情娇软，放入舌尖，无需咀嚼，口腔的温度就能将它融化，巧克力独有的浓醇香气瞬间便可唤醒味蕾。 The usual British word for this is course : a course in business administration . Class can also mean one of the periods in the school day when a group of students are taught: What time is your next class? British speakers also use lesson for this meaning, https://casualdating47801.blogitright.com/33878492/the-definitive-guide-to-mix