易混淆的单词： Casters

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Strong chassis with 4 casters , two of which can be locked .

带有4个主销的坚固底盘，其中两个主销可以锁定。

The stairs themselves are on casters so they can be tucked below the platform if necessary .

这些台阶下都装有轮滑，这样有需要时就可以收到平台下。

Jones looked for another stabilizing effect and found one similar to that which keeps the casters of shopping carts lined up .

jones尝试寻找其他的稳定效应来解释，最后得到一个结果，与购物车的脚轮的原理接近。

When invading an inferno , you will see brimstone stormclouds . Beware , their spell casters feed on its power .

在进攻地狱时，你会看到硫云风暴。小心，他们的施法者从中获取力量。

A small frame on casters designed to help support a child learning to walk .

学步车一种帮助小孩学走路用的小扶车。