Definition (品質)
To be of poor quality or not useful; lacking the necessary attributes for a specific purpose.
品質低劣的；沒有用處的
This umbrella is no good; its frame is too flimsy.
這把傘沒用，它的骨架太脆弱了。
This old oven is no good anymore; it's completely broken down.
這台舊烤箱已經沒用了；它完全壞掉了。
This light jacket is no good in this kind of weather.
這件薄外套在這種天氣裡沒用。