🧩 词语组成解析
lesson
['lɛsn]
n. 教训，训诫;功课;课程，一堂课;[宗]日课;
vt. 教训，训斥;教课;向…授课;
🗣️ 情景例句
I visited Japan on an observation tour of its industries.
我到日本观摩它的工业。
I don't know what I should have done without your help.
要不是您的帮助，我真不知道该怎么办。
It was j-223,just double the second item.
j-223第二项的订量要加倍。