strengthening
动词
强化
make or become stronger.
示例:
•
he advises an application of fluoride to strengthen the teeth
同义词:
build up nourish reinforce buttress brace underpin underprop toughen temper anneal intensify pick up heighten fortify bolster boost harden stiffen steel cement increase add to fuel renew vitalize hearten step up escalate scale up up beef up support back up confirm bear out substantiate corroborate authenticate consolidate
名词
强化
相关词: