ruinous

The high interest rates on the short-term loan proved to be ruinous for the small family business.

(Chinese) 短期贷款的高利率证明对这家小型家族企业是毁灭性的。

A ruinous storm destroyed the crops, leaving the farmers with no income for the entire year.

(Chinese) 一场毁灭性的风暴摧毁了农作物，让农民整年都没有收入。