subject:an area of knowledge studied in a school, college, etc. 学科;科目;课程
Biology and English are my favourite subjects.
生物学和英语是我最喜欢的两门课.

uniform:the special set of clothes worn by all members of an organization or a group at work, or by children at school 制服;校服
a military/police/nurse's uniform
军装;警服;护士制服
soldiers/sailors in uniform
穿制服的士兵／水手
The hat is part of the school uniform.
帽子是校服的一部份.

elementary school:小学

boarding school:寄宿学校

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