Can't really make sense of what Ui is saying, but i guess this is what i think it is.
Can't you stop saying practice-practice all the timeI hate seeing Sempai's talent being wasted!Sempai is too laid-back!Azu-nyan is so stubborn!Practicing is important!Yui-sempai too, please practice seriously!I want to be able relax more!OceanYou sure like to stir up great trouble for yourselves.In this case, Azu-nyan should also drink tea and relax. What's more...