Upper Intermediate 中高级 ; 高级班
Upper-intermediate Course 新托福精英班
IELTS Express Upper Intermediate 捷进雅思高级教程
IELTS Express Upper-intermediate Workbook 捷进雅思高级教程练习册
intermediate mast upper bearing 中间支柱上轴承
The course is suitable for students with an upper-intermediate level of English.
本课程适合具有中级以上英语水平能力的学员。
The level was usually quite high - upper intermediate or advanced.
所练习的水平也是相当地高，一般可以达到中级以上甚至高级水平。
It consists of the following layers: the upper homogenous layer, with uneven external and internal surfaces, the intermediate homogenous layer, the alveolate layer, and the lower homogenous one.
外壁由几层组成：上部均质层，具不平的外、内表面，中间均质层，穴状层和下部均质层。
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