For years, teachers had figured him for a dullard.

This hard meat has dulled up all the knife blades.

这种硬邦邦的肉把所有的刀刃都弄钝了.

He dulled his knife.

他把刀弄钝了.

Colors dulled by too much sun.

强烈的阳光照射下,这些颜色不明显了.

Some of the triumph in her heart was dulled by a nagging fear.

思嘉心中胜利的喜悦立刻被一种无法摆脱的恐惧心理所抵消.

The surf's roar was here dulled.

拍岸浪的咆哮声在这儿略为低沉.

Sorrow is dulled by the passage of time.

时光可冲淡悲哀.

It was sunny this morning, but now the sky has dulled over.

今天上午还是阳光明媚的, 现在天空已阴云密布了.

The disease had sharpened my senses-not destroyed-not dulled them.

我的病已削尖的感官 - 不是被毁 - 他们不迟钝.

The wariest men are apt to be a little dulled by routine.

最谨慎的人对于例行公事,也难免疏忽.

A brute is one whom cruelty and dulled senses sway.

称人为brute,则指其人秉性凶暴的人.

The noise of hammering was dulled by the secondary glazing.

因为隔着双层玻璃，锤子的敲打声变低沉了。

He had been rather dulled by his recent adversity.

近来的逆境已经把他变成糊涂.

Finland seemed even duller on my next visit in July.

等我再一次七月份去芬兰的时候,它似乎更加枯燥了.

During our earthly life, the body gradually dies; even the emotions become duller.

随着我们年纪的增长, 身体渐趋衰弱, 情感也会日益迟钝.

Let them go on: Without them the music would be duller, quieter and with less quality.

请让她们继续: 这世界若失去她们的音乐将会何等沉闷, 安静甚至劣质.

A more conductive carbon black part typically has a more mottled, duller surface.

较导电的碳黑零件一般都有杂色斑驳, 喑诲无光泽的表面.

Then, suddenly , above the awful shriekings of the hurricane came a duller , deeper roar.

这时, 突然又传来了一阵比飓风的呼啸还要阴郁 、 沉闷的号叫声.

If we did all this, the world of finance would be duller and safer.

如果我们做到所有这些, 金融领域将更加枯燥和安全.

Hence, they require a duller coat to protect them and their eggs from predators.

因此, 这也要求它们的羽毛颜色要比较暗淡,以期自己和孩子不要引起捕食者的注意.

Tom ought to have weeded out the duller articles from his book.

汤姆本该把书中较枯燥的部分删去.