1. 不滿意的：first-class 一等品 | unsatisfactory 不滿意的 | sample 樣品
2.
2. 令人不滿意的：unsatisfactorily 不能令人滿意地 | unsatisfactory 令人不滿意的 | unsaturated 不飽和的
1. 不夠好的；不能令人滿意的；不能接受的
If you describe something as unsatisfactory, you mean that it is not as good as it should be, and cannot be considered acceptable.
e.g. The inspectors said just under a third of lessons were unsatisfactory...
督察員說只有不到1/3的課程不夠好。
e.g. He asked a few more questions, to which he received unsatisfactory answers.
他又問了幾個問題，得到的答案都不令人滿意。