Rejoicer
n. rejoice（使高兴）的名词形式
🗣️ 情景例句
The book is worth reading.
这本书值得一读。
Failure is the mother of success.
失败是成功之母。
They support the cables from which the bridge has been suspended.
高塔支撑着钢缆，而钢缆又悬吊着大桥，