fastness
n[U]
quality of being fast2(2) 不褪色
We guarantee the fastness of these dyes. 我们担保这些染料不褪色.
fastness n fortified place that is easily defended; stronghold 堡垒; 要塞
a mountain fastness 山寨.
🗣️ 情景例句
I'll talk to Richard about it
我就跟Richard商量
At night, all cats are grey.
猫在夜晚皆灰色(丑妍暗中难分辨)。
The only passengers, a young woman and her two baby daughters, were unhurt.