Ameliorator
n. 改良物；改良者
✅ 同义词
🗣️ 情景例句
Stop carrying the weight of the world on your shoulders.
别太操心了，没有你地球照样转。 （carry the weight of the world on one’s shoulders:自以为重任在肩。）
You've inherited a large estate!
你继承了一大笔遗产嘛！
That machine joins these different pieces of metal together.
那台机器把这些不同的金属片焊接起来。