Translation of "forewarning" into Chinese

Because these complications can occur at any time during pregnancy or childbirth without forewarning, timely access to and use of quality obstetric services is essential

这些病症在妊娠或生产期间随时可能发生,毫无前兆,因此及时获得和利用优质产科服务极为关键。

The prophets have warned and forewarned about the inevitable and destructive consequence of a deterioration of family values.

先知们已警告并预先警告,家庭价值的式微将导致无可避免的毁灭性后果。