他依赖咖啡作为应对繁重工作的支撑。
He relies on coffee as a ___crutch to handle heavy workloads.
他需要拐杖才能行走。
He needs ___crutches to walk.
她总是把购物当作心理慰藉,来逃避现实问题。
She uses shopping as a ___crutch to escape from real problems.