儿童虐待与忽视是一个非常复杂的、涉及多方面的现象，包括有各种各样的虐待与忽视形式。

Child abuse and neglect is a very complex and multifarious phenomenon which includes various forms of abuse and neglect.

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这些阀门可在网上或多方面的建设和移植在各种各样的惰性材料。

These valves are available with in-line porting or manifold constructions and in a wide variety of inert materials.

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这些阀门可在网上或多方面的建设和移植在各种各样的惰性材料。

These valves are available with in-line porting or manifold constructions and in a wide variety of inert materials.

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