solvent
/ˈsɔlvənt; `sɑlvənt/ adj[usu pred 通常作表语]
1 having enough money to pay one's debts; not in debt 有偿付能力; 不负债
He's never solvent. 他总也还不清债.
2 (fml 文) that can dissolve another substance 有溶解力
the solvent action of water 水的溶解作用. solvent, n (U, C]
substance (esp a liquid) that can dissolve another substance 溶剂; 溶媒
Petrol is a good grease solvent, ie dissolves grease well. 汽油是一种有效的油脂溶剂.