您要查找的是不是：
- C级班Grade-C class
- C级钢low alloy cast steel grade C
- C级绝缘class C insulation
- 班委会class committee
- c语言
- 班主ganger
- 大学英语四级College English Band 4
- 暑期班summer school
- 船级ship' classification
- 维生素Cvitamin(e) C
- 班期schedule (for flight voyage etc.)
- 三级片third-grade film
- C语言程序设计Programming in C
- 班上in the class
- 无级stepless
- 每班per shift
- 第二级secondary
- 实验班experimental class
- 大学英语六级考试CET-6 [College English Test, Band Six]
- 兴趣班interest-oriented class
