Lacustrian
n. 湖上居民\\na. (=lacustrine)湖的, 湖上住屋的
🗣️ 情景例句
She is giving me piano lessons in exchange for her English classes.
我教她英语，她教我弹钢琴。
I wonder what makes you unhappy.
我不知道是什么使你不快乐。
And when do you take your next exams?
还有，你什么时候参加下次考试？