finish one's education
毕业；离校，辍学
he left school at 16.
他16岁时毕业离校。
he left school at 16.
他16岁时毕业离校。
he left school at 16.
他16岁时毕业离校。
a particular way of thinking, especially one not followed by the speaker
（尤指说话人不赞同的）思潮
there is a school of thought that says 1960s office blocks should be refurbished as residential accommodation.
有一种思潮认为60年代的办公街区应重新装修用作住宅。