I'm sending this e-card to cheer you up.

A drop of rain fell on my hand.

一滴雨点儿落在我手上.

The falls have a drop of 3,000 feet.

飞流直下三千尺.

He made up his mind never to touch a drop of drink.

他决心不再喝酒.

A drop of ditch-water harboured a whole community of innumerable tiny creatures.

一滴污水中藏有各种难以计数的微生物.

Take care not to spill a drop of the medicine.

注意一滴药也不要洒.

" The session closed with a drop of half a dollar, " he muttered.

“ 收盘时跌了半元.

They are commonly used where a minimum pressure drop is important.

通常用在要求压降最小的应用场合.

The pressure drop is analysised when screw-type distributors are used.

分析了采用螺旋型分布器时的压力降.

The influence of PVC on separation efficiency and pressure drop was analysed.

研究结果可以分析旋进涡核对分离效率和压降的影响.

Presents the theoretical model of pressure drop for flexible duct.

摘要介绍了柔性风管压力损失的理论模型.

However, the pressure drop occurs almost completely in the plug.

然而, 压力降几乎完全发生在多孔塞中.

I'll give you a drop of something to warm you up.

我给你一杯酒暖暖身子.

Preparation of ultra-fine active zinc oxide by zinc dross was investigated in this paper.

研究用硫酸浸出锌浮渣制备超细活性氧化锌粉体的扩大试验.

The car drove out.

汽车开出去了.

The new question drove out all others.

这个新问题使人们把其它问题都丢开了.

He drove out to meet his sister.

他开车出去见他妹妹.

She drove out to the park and around for a while.

她开车来到公园,在周围转了一会.

They drove out in a clumsy high carriage.

他们乘坐难看的高大的马车出去了.

The workers drove out a long tunnel.

工人们挖出一条长长的隧道.

More than once the senators have hanged the drum for a stronger nuclear deterrent.

参议员们多次竭力主张加强核威慑力量.