我们有两种规格，一种是轮子比较大的，一种是轮子比较小的，您图中的那个是小号的
We have two specifications of this kind of part.
One with a big wheel while another one has a smaller wheel. The one you can find from the picture is the small one.
希望回答对你有帮助
One with a big wheel while another one has a smaller wheel. The one you can find from the picture is the small one.
希望回答对你有帮助
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第1个回答 2011-01-14
We have two specifications, one is relatively large wheels, one is relatively small wheels, and you figure that is the trumpet
