翻译和例句:
invents a new type of skateboard that cangrip(夹紧) thepavement(人行道). Skateboarding becomes very ……
invents a new type of skateboard that cangrip(夹紧) thepavement(人行道). Skateboarding becomes very ……
invents a new type of skateboard that cangrip(夹紧) thepavement(人行道). Skateboarding becomes very ……
(夹紧) it with a retainer (护圈) to make sure it didn’t loosen (松弛). It was quite a tough task..., glued it together with glue and clamped (夹紧) it with a retainer (护圈) to make sure it didn&rsquo ……
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