solvent

Water is often called the 'universal solvent' because it dissolves more substances than any other liquid.

(Chinese) 水通常被称为“万能溶剂”，因为它溶解的物质比任何其他液体都多。

The painter used turpentine as a solvent to clean the thick oil from his brushes.

(Chinese) 画家使用松节油作为溶剂，来清洗画笔上厚重的油彩。