Your son ought to be inoculated against smallpox.
你儿子应当注射预防天花的预防针。
The children are going to the hospital to be inoculated.
孩子们将去医院打预防针。
He ought to have been inoculated.
他本应先打预防针的。
The result shows that the structure of the inoculated B cast iron changes apparently.
硼铸铁进行孕育，其组织发生了明显的变化。
The result shows that the structure of the inoculated B cast iron changes apparently.
硼铸铁进行孕育，其组织发生了明显的变化。
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