blank holder是什么意思 blank holder怎么读
blank holder的用法和样例
- Also available is an adapter piece for linear variable filters that fits onto a cuvette holder to clamp the filter slide carriers into place.
我们还提供可用线性可变滤光片的适配器片，它可安装在试管支架上用于将滤光片幻灯机固定在合适的位置。 - If you have children, you might want to squash the roll before putting it on the holder to make it harder to unroll and waste the paper.
如果你家中有小孩，你可能会想要在把这个纸卷放在支架上前先压扁，这样纸卷不太会滚动也不会浪费纸张。
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