The diisobutyl dicarboxylate was prepared by using acid and isobutanol as material and acid as catalyst.以二羧酸和异丁醇为原料,用硫酸作催化剂,合成二羧酸二异丁酯.Conducting polyaniline ( PANI ) and poly - O - methylaniline ( POT ) were prepared by ...

The rotational levels of the ground vibrational level may be depopulated by radiation.基态振动能级的各转动能级的粒子数可能因幅射而减少.The smallest energy transitions are between rotational levels; the next smallest between vibrational levels.在...

campfires的音标：...

He was vacationing and couldn't be reached for comment.他当时正在度假，无法联系到他征求意见。He is vacationing in Switzerland.他正在瑞士度假.Sweet sweet lake goes vacationing village and streamers , send festal atmosphere.香蜜湖度假村里张灯结彩, 一派节日气氛...

champiaceae的音标：champiaceae的英式发音音标为：[tʃæmpɪeɪ'si:i:]champiaceae的美式发音音标为：[tʃæmpɪeɪ'sii]...

n.（房子的）滴水槽，凹圆线脚，飞檐...

Explanation: What does the surface of Saturn's ice - spewing moon Enceladus look like?说明: 土卫二,这颗会喷出冰的土星卫星表面长什么样子?Enceladus : a giant who was defeated in battle and buried under Mount Etna by athena.恩克拉多斯: 希腊神话中的一位战败...

He had lost his sight as a result of age - related macular degeneration.他因年龄偏大导致的斑点加重而失明.Conclusion: Manipulation can improve SOD activity of DOA and alleviative degeneration of articular cartilage.结论: 手法可提高兔膝关节骨性关节炎滑膜组织...

adv.上诉地，哀求地...

elaeoptene的音标：elaeoptene的英式发音音标为：[ˌelɪ'ɒpti:n]elaeoptene的美式发音音标为：[ˌelɪ'ɒptin]...

highway的音标：highway的英式发音音标为：['haɪweɪ]highway的美式发音音标为：['haɪˌwe]...

This gaseous impurity is able to bring about metal corrosion and contaminating.这些气相杂质的存在会造成金属材料腐蚀,并污染环境.Untrammelled industrialisation, particularly in poor countries, is contaminating rivers and aquifers.不节制的工业化, 尤其是在穷国...

短枝...

Streaks of faint light were rising, heralding a new day.几道淡淡的晨曦正在升起, 预示新的一天的来临.Viruses are often classified into broad categories as mosaics , yellows, mottles, and streaks.病毒病常分为几大类,即花叶病, 黄化病, 斑驳或条斑.The flames begin as ...

n.财富，财神...

dicoumarin的音标：dicoumarin的英式发音音标为：[daɪ'ku:mərɪn]dicoumarin的美式发音音标为：[daɪ'kumərɪn]...

chicaned的音标：...

metallomicroscopy的音标：metallomicroscopy的英式发音音标为：['metələmaɪkrəskəpɪ]metallomicroscopy的美式发音音标为：['metələmaɪkrəskəpɪ]...

发生，举行，来...

eagling的音标：...

n.超密切...

ariyular的音标：ariyular的英式发音音标为：[æ'rɪaɪjʊlə]ariyular的美式发音音标为：[æ'rɪaɪjʊlə]...

haloalkane的音标：haloalkane的英式发音音标为：[hə'ləʊlkæn]haloalkane的美式发音音标为：[hə'loʊlkæn]...

Athenian的音标：...

v.延长，拖延（某事物）( protract的现在分词 )...

adj.引起精神错乱的，呓语的...

Telcos were struggling to make money from broadband services.各家电信公司那时正努力通过宽带业务赢利。Second one need to bear leasehold inner electricity, telephone rate, broadband fee.留学解答资讯网:乙方应承担租赁期内的电 、 电话费 、 宽带费.The two companies said t...

accumulation的音标：accumulation的英式发音音标为：[əˌkju:mjə'leɪʃn]accumulation的美式发音音标为：[əˌkjumjə'leʃən]...

The scout made a stealthy approach to the enemy position.侦察兵偷偷地靠近敌军阵地.It was a stealthy sound made by someone anxious not to be heard.这是有人不想让别人听到而偷偷摸摸移动的声音。I would creep in and with stealthy footsteps explore the second-...

He was wearing shorts which showed his long, muscular, hairy legs.他穿着短裤，露出自己强壮多毛的长腿。Foods and fluids are mixed in the stomach by its muscular contractions.通过胃部肌肉的收缩食物和流质在胃中混合。A muscular spasm in the coronary artery can c...