Any instruction in a computer program, in a routine, or in a subroutine after the execution of which control is no longer exercised by that computer program, that routine, or that subroutine. 计算机程序、例程、或子例程内的具有如下功能的任何指令，执行这条指令后控制权将不再由该计算机程序、例程、或子例程行使了。
English is not the usual medium of instruction in our school. 英语不是我校通常使用的教学语言。
One bound by legal agreement to work for another for a specific amount of time in return for instruction in a trade, an art, or a business. 学徒一个经过合法协议必须为另一个人工作一定时间，以回报得到商业，艺术或生意上的指导
In this course, students receive instruction in basic engineering. 在本课程中，学生能学到基础工程学的知识。
