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- stamping copper washer 冲压平铜垫圈
- Lead or annealed copper washers are most often used in fluorine and other reactive fluoride service. 铅或退火铜垫圈最经常用于氟和其它活泼氟化物设施。
- Countless washer women have rubbed the stone away. 无数洗衣者的搓洗将那块石头磨掉了。
- He is an active member of the school's stamp club. 他是学校集邮俱乐部的一名活跃会员。
- The washer for preventing leakage is broken. 那个防漏的垫圈坏了。
- I washed many clothes with my washer last night. 我昨晚用洗衣机洗了很多衣服。
- It is difficult to stamp out all the crimes. 很难把所有的犯罪都消除掉。
- The boy itches for a set of the new stamp. 男孩渴望得到一套这种新邮票。
- His face bears the stamp of suffering. 他的脸上有饱经苦难的烙印。
- She was stamping about keeping her feet warm. 为了使脚暖和，她跺着脚走来走去。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- Help me stamp on that spider, mum. 妈妈，帮我踩死那个蜘蛛。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- My husband is a stamp collector. 我丈夫是个集邮者。
- He steamed the stamp off the envelope. 他用蒸汽把信封上的邮票揭下来。
- Copper and gold are both metals. 铜和金都是金属。
- He is enamored of stamp collecting. 他迷恋于集邮。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- He is enamoured of stamp collecting. 他迷恋于集邮。
- I bought the new stamp the day of its issue. 这种新邮票是我在发行当天买到的。
