Thin metal tins think tinkers kings.薄薄的金属罐把补锅匠当成国王.He tinkers with old radios a hobby.他把修理旧收音机当成嗜好.If ifs and ans were pots and pans, there'd be no work for tinkers.如果[假使]和[假若]能变成深锅和浅锅, 则补锅匠儿无事做....
In the late 1850s the speed of technological change quickened.19世纪50年代末期，技术变革的速度加快了。He quickened his step.他加快了步伐。Ainslie's pulse quickened in alarm.由于惊恐，安斯利的脉搏加快了。...
And the areas of application include emulsification, encapsulation, extraction, microreactor, mixing and bioassay.应用范围包括乳化 、 混合 、 包埋 、 萃取 、 微反应器以及生物鉴定等....
They are determining the serum - protein and cholesterol levels.他们正在测定血清蛋白和胆固醇的浓度.The serum is available to the general public.一般公众均可获得血清.The only available hyperimmune serum was of equine origin.唯一可得到的超免疫血清来源于马....