词典论坛联络

   英语 +
Google | Forvo | +

lesson

['les(ə)n] 名词
微软 kennslustund (​A unit of learning that addresses a portion of the content for a class and may include assignments, materials, and other lessons)
 英语 词库
lesson ['les(ə)n] 名词
库页岛 to draw a ~ (Sakhalin Energy)