Drip, or "micro" irrigation, as the name suggests, is stingier with the water, delivering it to the roots of plants drop by drop.

滴灌，或者“微”灌溉，顾名思义，是更吝啬于水，把水一滴一滴地滴到植物的根部。

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We can not tell the precise moment when friendship is founded, As in filling a vessel drop by drop, there is at last a drop which makes it run over;

我们无法讲出友谊缔造的确切时刻，就像一点一滴地倾注一个容器一样，终有一滴使容器满溢；

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You are the water drop by drop, all will be active in the sea of the motherland!

你们是一滴一滴的水，全将活跃在祖国的大海里！

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Just last week,the Commerce Department reported an unexpected drop in December in the number of housing starts by builders.

VOA: special.2011.01.24

So, it's a trivial matter, by looking at what is the weight and how far does it drop, to say OK, how much work is done by the paddle wheel.

好，让我们看看重物的质量,以及它下落的距离，就知道桨轮做了多少功。

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because there are a lot of stars that live around here that sometimes drop by.

因为这附近住着很多明星，他们有时候会路过。

学习机械工程 - SpeakingMax英语口语达人

As in filling a vessel drop by drop, there is at last a drop that makes it run over.

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And even in our sleep pain that cannot forget falls drop by drop upon the heart, and in our own despair, against our will, comes wisdom to us by the awful grace of God.

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Drop by drop, our comprehension grows.

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