velcro是什么意思

用法例句

Architecture and Magic -Primary Research on the Application of Psychological Accordance in the Reconstruction of Old Architecture;

建筑·魔术——心理依据在旧建筑改造中应用初探

Bringing magic into classrooms is always one of hard efforts in physics teaching, but it is not easy to design better magic for physics teaching and to create scenes for it by performing magic.

将魔术引入课堂一直是物理教学努力的一个方向之一,然而如何才能设计出比较好的物理 教学魔术以及如何利用魔术来创设物理教学的情境是件不容易的事情。