throes

她在分娩的痛苦中挣扎着。

She was in the ___throes of childbirth pain.

这个国家正处在经济改革的阵痛中。

The country is in the ___throes of economic reform.

这个国家正处于政治动荡的阵痛中。

The country is in the ___throes of political turmoil.