dissatisfactory
adj. 不够理想的
例句
If you find the merchandise dissatisfactory, they can take it back.
如果你发现商品不满意,可以退给他们。
I very much regret to have to inform you your service is very dissatisfactory.
很抱歉地告诉你,你们的服务非常令人不满。
The instant effect of improving shoulder activity of stone needle is dissatisfactory.
而新砭石疗法的即刻改善肩部功能活动的效果不如针灸疗法。