在由唐纳德·卡根教授的著名课程古希腊史中，他每次演讲之后学生都报以掌声以感谢他那富有激情的雄辩。
In the famous course on ancient Greek history taught by Donald Kagan, students would applaud at the end of each lecture to acknowledge Kagan's impassioned eloquence.
由两个蝴蝶翅膀形底板、一个带弹簧书夹子、一个卡棍箅子、两个卡簧和两根活动卡棍组成。
The utility model comprises two butterfly wing-shaped base boards, a book clamp with a spring, a clamp rod grate, two clamp springs and two motion clamp rods.
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