I think of it as preventive medicine for age-related conditions.

Too much is spent on expensive curative medicine and too little on preventive medicine

在昂贵的治疗性药物上花费太多，在预防性药物上的支出则太少。

Citation analysis of the Chinese Journal of Preventive Medicine from 2001 to 2004

《中华预防医学杂志》2001至2004年引文分析

The study appears in the American Journal of Preventive Medicine.

此研究发表于《美国预防医学杂志》上。

General forms of "with+ compound object" are introduced through examples and their grammatical functions in sentences are explained, A distinction is made among the present participle, the past participle and the infinitive as complements to the object in sentences.

举例介绍了复合宾语结构的一般形式，并就其在句中的语法结构作了说明，还对现在分词、with+过去分词和动词不定式在这一结构中作宾补进行了区别。

In this paper, the author presents his study on the problems in the usage of the complex structure of the gerund for the Chinese students, especially the different usages between the gerund and the present participle in the complex structure.

本文就中国学生在学习动名词复合结构时存在的问题进行了探讨，并着重动名词与现在分词在复合结构上的区别提出了新的判别方法。

We hold the view that English verbs can be divided into the progressive aspect and the non-progressive aspect according to whether it consists of a form of the verb be and a present participle.

英语动词可以分为进行体与完成体。

Concerning the difficulties in part-of-speech tagging in English present participle, the authors analyzed the drawbacks of Hidden Markov Models ( HMM) and proposed Bayesian decision tree model.

针对英文现在分词词性标注这一特定问题存在的难点分析了隐马尔可夫模型（HMM）的不足，提出了贝叶斯决策树模型。

In English a gerund and a present participle are alike both in form and in some functions, so it is difficult to distinguish them in a sentence.

英语中动名词和现在分词在形式上和某些功能上都相同，在句子中很难区分。

The distribution of stresses within a polysyllabic word. There are two types of participle in English: the past participle and the present participle.

多音节单词重音的分布。英语中有两类分词：过去分词和现在分词。

The usage of the Presen Pregressive Tense and the Present Participle.

写出下列动词的现在分词形式。

When you do, you can use a noun which has the same form as the present participle of a verb.

当你这样想的时候，你可以使用一种和动词的现在分词具有相同形式的名词。

What is the present participle?

什么是现在分词？

Quantitative Analysis of Adjectival Present Participle in NEC

航海英语中形容词性现在分词的量化分析

Application of Bayesian decision tree to recognition of English present participle

贝叶斯决策树在英文现在分词词性识别中的应用

We cannot pull in to shore there. besides, we got no time for waiting.

船无法靠岸，再说，我们不能等下去了。

Construction layer top will use scaffolding steel pile to pull in and out side scaffolding.

3施工层顶端用脚手架钢管拉结内外脚手架。

I order to pull in to shore.

我命令靠岸，全体下船。

After the business failed, Father had to pull in his horns.

经营失败后，父亲就得缩减开支。

I got pull in Beijing.

我在北京有影响力。

Mechanical analysis on arm pull in swimming

游泳划水技术力学分析商榷