No satisfactory way exists... (Para. 1)
satisfactory: a. good enough to be pleasing, or for a purpose, rule, standard, etc.
This heater is satisfactory; it does give enough heat. 這取暖器效果令人滿意，釋放熱量充足。
The design of the kitchen is satisfactory: the refrigerator is not next to the stove and there is enough space. 廚房的設(shè)計(jì)令人滿意，冰箱不靠近爐灶，而且空間很大。