英文词源 instructional (adj.)1801, from instruction + -al (1). 双语例句 1. You may wish to take advantage of our instructional session. 你应该充分利用我们的教学课程。 2. He conducted these instructional sessions with animation and humor. 他在这些会议上讲话诙谐生动. 3. The bang menu title has virtually no instructional value ( except perhaps through shock value ). 咣 当菜单标题实际上没有教学价(qe是什么意思啊？QE是指量化宽松(Quantitative Easing，简称QE)，这其实是一种货币政策，主要指各国央行通过公开市场购买政府债券、银行金融资产等做法。)值,它令人迷惑和不安. 4. Today, most cyclotrons are used either for instructional purpose or for isotope production. 今天大多数回旋加速器是用在教学上,或者用于同位素生产. 5. Instructional designers are trained in something that might be called tradecraft. 教学设计师接受的某些培训可以称为经商术.