Learning machine
[计] 学习机
🧩 词语组成解析
🗣️ 情景例句
People are busy shopping and wrapping presents for relatives and friends before Christmas Eve.
在圣诞节前夜，人们忙着为亲朋好友买东西、包礼物。
He who does not gain loses.
无所得即有所失。
At present I'm giving a lot of concerts.
现在我还要开一些音乐会。