例句與造句

1. For example, a certain type of bearing has an inward facing curved surface, to prevent the string from rubbing on the sides of the yo-yo, which would cause unwanted friction when performing intricate string tricks.
2. What helps make the device possible is the peculiar connectivity of the space of 3D rotations, as discovered by P . A . M . Dirac and illustrated in his string trick ( also known as the plate trick ).
3. Ball-bearing yo-yos with a " butterfly " shape, primarily used for string tricks, frequently ( but not always ) have low response ( or are, in fact, completely unresponsive ), requiring a " bind " for the yo-yo to return.
4. Yo-yos optimized for off-string tricks have flared designs, like the butterfly shape, which makes it easier to land on the string, and often have soft rubber rings on the edges, so minimum damage is inflicted on the yo-yo, the player, or anyone who happens to be standing nearby, should a trick go wrong.
5. It may seem to be a bizarre occupation for a group of highly qualified men of science, indeed, as Haddon states : " I can imagine that some people would think we were demented  or at least wasting our time . " and they are also credited as inventing a system of nomenclature that enabled them to be able to schematise the steps required and teach a variety of string tricks to European audiences.
6. It's difficult to find string trick in a sentence. 用string trick造句挺難的