Lessons
n. 功课( lesson的名词复数 ); 课程; 教训; 一堂课
✅ 同义词
🗣️ 情景例句
There are abundant free materials available on the internet.
因特网上有丰富的免费资料提供。
Why did you come home so late last night?
昨晚你为什么那么晚才回家？
These friendly dogs, which were first brought from Asia, were used as watchdogs even in Roman times.
那些最先从亚洲引进的狗，待人友好，早在罗马时代就给人当看门狗了。