He went to Italy to perfect his singing voice.

She's a wonderful singer.

她唱歌唱得非常好。

Twenty-nine cat penises in its face.

29只猫的小弟弟朝向它。

Most impressively, by rasping their penises against their abdomens, moths generate ultrasonic pulses similar to the echolocation pings bats use to hone in on prey.

他们不仅能把带刺的倒钩绑在腿上，还是个卓越的飞行员。更令人震撼的是，通过生殖器与腹部的摩擦，飞蛾能够发出超声波脉冲。这种超声波脉冲和蝙蝠的回声定位的脉冲差不多，不过，蝙蝠更多用它来捕食。

Sometimes the double penises contain spines or hooks that serve to anchor the male within the female during intercourse.

有时候它们还有钩状脊柱可以在交配时固定在母蜥蜴体内。

No Ionger will our penises remain flaccid and unused.

我们的“弟弟”不再软弱和不曾动用。

However, though he brought joy to many children with his books, he did not start out writing stories for kids. His early works include stories involving seven-foot penises, and even in the children's books, there are themes of violence and horror.

虽然他的作品给小孩带来了很多乐趣，但是他刚开始写作时并不是只写小孩读物的，他早期的作品中的一些故事会涉及到七英尺的小弟弟，即便是在他的儿童读物中，也会有暴力和恐怖的主题。

Blowing agent of F 11 can be substituted by pentane, which is no harm to the environment.

发泡剂F11可用符合环保要求的戊烷完全替代；

Preliminary study on selective oxidation of n PENTANE to phthalic and maleic anhydrides

正戊烷催化氧化制备苯酐和顺酐的初步研究

Effect of sodium removal from Ni-HM catalyst on isomerization of pentane

Ni－HM催化剂脱钠度对nC5~0异构化的影响

Safety in Pentane Blown Rigid PU Foams

聚氨酯硬泡戊烷安全使用浅谈

This paper reviewed the methods of preparing the calibration gases of pentane and isopentane and discussed the GC analysis methods.

本文论述了正戊烷、异戊烷标准气体的制备方法，并就该标准气体的气相色谱分析方法进行了探讨。

Application of Pentane Foaming Agent as A Substitute for CFC_S in PU Rigid Foamed Plastics

戊烷发泡剂取代CFC S在PU硬泡中的应用

The presence of normal butane and pentane can affect the results noticeably.

正丁烷及正戊烷的存在会对其结果产生显著的影响。

The paper presents the preparation of green chemical engneering catalyst for pentane isomerization.

对正戊烷异构化Ni-W-Zr/HM绿色化工催化剂的制备进行了研究。

Hydrogenation of C_5 Raffinate to Pentane Over Metal Catalysts

利用抽余C5加氢制戊烷

Application of Pentane Foaming System in Polyurethane Foam of the Refrigerators

戊烷发泡体系在冰箱聚氨酯泡沫中的应用

Production and Market Analysis of Pentane

戊烷的生产与市场分析

The direct contact heat transfer process was studied in a vertical pipe of a looper with coolant pentane and hot water system.

在一气升式外循环实验设备中研究了冷剂正戊烷与热流体水在垂直管内直接接触汽化传热过程。

Study on the Evaluation of Value Reappearance and Performance for Pentane Calibration Gases

戊烷标准气体量值的复现性及性能评价

Characterization of Solid Superacidity by Pentane Isomerization Reaction

正戊烷异构化反应表征固体超强酸性