Usage priority
Collins 词频等级为 3，建议结合例句记忆，而不是只背中文释义。
加强
strengthening — present participle of strengthen
先理解核心含义，再看它在真实句子里的用法。
加强；变坚固；变强；股票上涨
make strong or stronger
This exercise will strengthen your upper body
正在加载中文释义…
make strong or stronger
正在加载中文释义…
gain strength
正在加载中文释义…
give a healthy elasticity to
strengthen the relations between the two countries
His body strengthened
Let's tone our muscles
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Collins 词频等级为 3，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT.