Its use in practice are still faced with many problems.

其在实务运用其在实务运用中仍面对许多问题。

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Their country is faced with many economic problems.

他们国家面临着许多经济问题。

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They are faced with many economic problems.

他们面临许多经济问题。

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They are faced with many economic problems.

他们面临许多经济问题。

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