Sclerification
硬化作用, 硬化组织
🗣️ 情景例句
Good.
好极了。
No, it isn't. It's a bus.
不，那是一辆公共汽车。
Fred Pearson was walking through the university town of Oxford one morning in 1961.
1961年的某个早上，弗雷德·皮尔逊正步行通过牛津大学城。