It's a bit like a tennis instructor, says Merzenich, shooting balls at you faster and faster over the course of the summer to keep you challenged.

梅策尼希说这有点儿像网球教练在夏季训练课程中以越来越快的速度向你投球，让你不断受到挑战。

youdao

The typical language used is: "at the end of the course the instructor hands out an envelope to every participant and the participant pays what they can."

最典型的描述是：“课程结束时，讲师发给每位学员一个信封，学员付他们所能付的。”

youdao

He's producing a musical at Yale and will be both the subject and instructor of a Columbia College Hollywood course on film editing.

他正在耶鲁创作一出音乐剧主题和指导员都是出自哥伦比亚大学有关好莱坞的电影编辑课程。

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Last year was his fifth year as a co-instructor of the course, Friedl said.

CNN: Cambridge top cop stands by department after Harvard arrest

Mr Haden, who devised the course with the assistance of a former army assault course instructor, told the court that over 20 years about 300, 000 people - half of them children - had used the course with no similar accident.

BBC: South West Wales

She added that as the course instructor concluded that the technique was so obvious that no demonstration was necessary, it was vital she should at least give clear and specific instructions about how to negotiate the pole, so as to control the speed of descent - but she did not.

BBC: South West Wales