他一直让门敞开着，欢迎别人到访，还参加系里组织的野餐会等活动。
He always kept his door open and attended such events as the department picnic.
尝试进行志愿者活动，学习或者教授一门课，或者去健身房。
Try volunteering, taking or teaching a course, or joining a gym.
入口设立了一扇黑色工业风格的门，同时也通向底层的活动空间。
Entrance is through a black industrial-style door, which leads to a ground-floor event space.
第二部门，理解：学校常规活动典礼的分类与文化特色。
The second part, understand: the classification and cultural characteristic of school conventional activity ceremony.
心理学是研究人们心理活动和肢体的一门科学。
Psychology is considered to be a science: the study of the mind and the body.
好学的研究者；会上下活动的门使我惊奇不已。
你的人生目标，或者很简单，学一门乐器，学一门外语，志愿者活动，任何让你觉得有意义的事情。
Your life goal or anything, learn new musical instruments, practice a foreign language, go volunteering.
你的人生目标，或者很简单，学一门乐器，学一门外语，志愿者活动，任何让你觉得有意义的事情。
Your life goal or anything, learn new musical instruments, practice a foreign language, go volunteering.
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