您要查找的是不是：
- [+course] 签约做某事 to sign on for sth
- Lambert course (航运) 朗伯航程
- [+job，course，trip etc] 签约从事 to sign up for
- 可以搜索Course Catalog来查找可用课程、专业课程和证书课程。 You can search the Course Catalog to find available courses, curriculums, and certificate programs.
- 脚规
- 儗
