Reliable. Smart classroom is an online education platform that provides courses and resources to help students and teachers learn and teach. Part-time jobs on the platform include course design, content production, student management and so on, so part-time jobs in smart classrooms are more reliable. Part-time job is a Chinese word, pinyin is jiānzhí, and English is parttimejobwork, which corresponds to full-time. It means that employees or students are engaged in other jobs besides their own jobs. It is also called a second occupation or sideline, and it can also be a transitional job during job-hopping.