Unforgettable memory
难忘───unforgettable;记忆───memory
They like to look back on those unforgettable years in the army.───他们喜欢回忆在部队的那些难忘的岁月.
We shall now show that the change of variable formula for integrals is just as unforgettable.───我们现在来说明积分的换元公式也一样好记.
It will be an unforgettable experience in my life.───它将是令人难忘的经验在我的生活中.
The trip had been unforgettable experience for both of us.───那趟旅行是我们两人难以忘怀的经历.
Unforgettable Ou Motuo rests the blue sky still is that deep blue and is limpid.───难忘的欧莫托休的蓝天依然还是那么湛蓝和清澈.
A bright shooting star, or meteor, is an unforgettable sight.───明亮的流星，或者说陨石，是番难忘的景象。
If you can spare the money, viewing abundant game afloat a balloon is an unforgettable experience.───如果你能承受乘坐热气球的费用, 从空中大范围观看马拉公园里的景象将是一个难忘的经历.
The slender cowpea is a miniature of the unforgettable childhood.───修长的豇豆,是难忘童年的缩影.