lesson是什么意思譯

　　例句：

　　I've got a piano lesson later today.

　　今天晚些時候我有一堂鋼琴課。

　　Our first lesson on Tuesdays is French.

　　我們星期二的第一節(jié)課是法語。

　　She hadn't been attending during the lesson.

　　上課時她一直不專心。