class ='Qword'>Classes given by topnotch scholars may be full up, but few students attend every class of a course from beginning to end. To prevent students from going astray, the colleges, charged with the responsibility of overseeing their students 'education, assign a faculty member to supervise their work.
而「大師級」學者的課固然座無虛席，但一般來說，「把一門課從頭到尾聽完」的學生畢竟不多，因此負有管教重任的學院怕學生荒疏課業，只有另請駐院導師來督導。