学习联合会

study up on───仔细的研究；考察，调查

student union───学生会；大学的学生活动大楼

student unions───学生会；大学的学生活动大楼

students unions───学生会；大学的学生活动大楼

students' union───学生会

study period───修业期限；修业时间

rugby union───英式橄榄球联合会

study Soviet Union policy on this issue when Gorbachev was in power will make the research of the Cold War deepen and provide experience and reference for our country.───研究戈尔巴乔夫执政时期苏联在“德国统一”问题上的政策，有利于将冷战史的研究推向深入，同时也可以为我国外交政策的制定提供借鉴性经验。

The Contracting Parties accept the provisions of the Protocol concerning the European Customs Union Study Group opened for signature at Brussels on the same date as the present Convention.───缔约各方接受与本公约同时在布鲁塞尔签订的《关于成立欧洲关税同盟研究小组的议定书》的各项规定。

Study Union of Ceremony and Propriety Training and Quality Education in University Student───试论大学生社交礼仪与素质教育的联动