Unless you're an avid spelunker, or a troglodyte, the answer is probably not too often.

除非你是一名洞穴探索爱好者或者一名穴居人。

These new discoveries have broken new ground in the exploration of the cosmos.

这些新发现在宇宙探索方面开辟了新道路。

He cautioned that the Russia-American discussions were still in an exploratory stage.

他警告说俄美会谈尚处于探索阶段。

The search for a cure for this frequent disease is being funded by the government.

政府正提供资金以探索这种多发病治疗方法。

(5) Some pre-liminary study on the application of unstructured grid is conducted.

⑸对非结构化网格在DSMC 中应用做了初步探索。

Man will suffer many disappointments in his quest for truth.

人类在探索真理过程中必然会遭受挫折。

Data farming is an effective method of exploringly analysing complex war system.

数据耕耘是一种有效探索分析战争复杂方法。

Objective To investigate the alcohol extractive technique of hyperin from Hypericum(perforatum) Linn.

目探索贯金药材中金乙醇提取工艺。

Mr.Palomar is a quester after knowledge, a visionary in a world sublime and ridiculous.

帕洛马先生是一个知识探索者，一个在神圣和荒谬世界里梦想家。

The search for knowledge end unbearable pity for the suffering of menkind.

对知识探索和对人类苦难难以忍受怜悯.

Strippant,screening agentand their concentration are determined.Regeneration and recycle of the resin arestudied.

对解吸剂和掩蔽剂及其浓度选择做了较详细探索，并研究了树脂再生和循环使用情况。

Objective To construct goat tibial diaphyseal defect model by using half-ring sulcated external fixator.

目探索半环槽外固定器建立山羊胫骨段缺损模型。

We are groping after the truth.

我们在探索真理。

Objective To improve the anti-tumor effect of dendritic cytoma vaccine (DCV) for finding an effective anti-tumor biotherapy.

目进一步提高树突状细胞(DC)瘤苗抗肿瘤作用,探索有效抗肿瘤生物疗法。

Objective: To explore the reliability of the method PRINS for detection of spermic aneuploidy.

探索应用引物原位标记技术分析精子染色体非整倍性可靠性。

Abstract:Objective:To explore the relationship between clinical result and the length of jejunal segment for cholangiojejunostomy.

探索胆肠吻合术中肠袢长度与临床效果之间关。

The feasibility of thermal state continuative feeding coking process with coal liquefaction residue was discussed through experiment study.

通过试验分析,探索了煤直接液化残渣采用热态、批量连续进料炼焦工艺可行性。

We tried to direct undergraduates to carry out the originative exploring experiment after giving instruction in experimental design.

在开展设计性实验基础上,开放实验室,进行了“首创”探索性实验。

Objective To investigate a new method of genioplasty for treatment of a prominent mandibular angle with mandibular malformation.

目探索治疗下颌角肥大伴颏畸形时隆颏新方法。

It may also be referred to as "draining" (when exploring drains) "urban spelunking", "urban caving", or "building hacking".

它同样也被称为“下水道探索”，“城市洞穴探险”，“建筑探险”等等。