1·Retooling, or recasting new toy moulds, is a slow and expensive process.
更换机器或者重新铸造新的玩具模具都是一个耗时伤财的过程。
—— 《柯林斯英汉双解大词典》
2·Meanwhile, the resin of urea and formaldehyde is used for medium-density overlay (MDO), a combination of concrete and plywood, used in concrete moulds.
同时，尿素甲醛的树脂用于制造中密度板(MDO)，这是一种混凝土和夹板的组合体，通常用于混凝土模具中。
3·Good boards are still shaped by hand in small Numbers rather than pressed out of moulds on a production line.
现在，好的冲浪板也还都是手工制作而成，产量少，而非在生产线上用模具批量生产。
4·Eventually, instead of printing from these directly, he employed them to stamp out intermediate dies which were then used as moulds to mass produce letter blocks made of a lead alloy.
渐渐地，他不再直接使用这些小钢块，而是利用它们压制出中等大小的模具，用这些模具可以批量生产出铅合金的字母块。
5·The two first moulds were probably modeled on older originals, while the third one was much more recent.
前两个模具很可能是根据更旧的原版制作的，而第三个则要新很多。