strengthener

🇬🇧/ˈstreŋθənə(r)/ 🇺🇸/ˈsreŋθənər/📚 52343
a device designed to provide additional strength. “the cardboard backing was just a strengthener” synonyms: reinforcement.

noun [专属名词]助力器

The cardboard backing was just a strengthener.
这个纸板衬背就是一个助力器。

单词造句:
网友用“Strengthener”造句精选
This paper had a study on the Ca strengthener about soy sauce. 本文用几种钙强化剂对酱油进行了钙强化研究。
Sleep, the kind strengthener enables us to face the days task with renewed heart! 睡眠这亲切的强身剂,它使我们能够以焕然一新的精神迎接一天的操劳!