“丁内酯”用英语怎么说

以改性Y分子筛为催化剂,γ-丁内酯和乙醇胺为原料,采用γ - 丁内酯法两步合成N - 羟乙基吡咯烷酮 ( NHP ).N - hydroxyethylpyrrolidone ( NHP ) was synthesized from � � - butyrolactone and ethanolamine on Y molecular sieve catalyst by two steps....

胎头外倒转术: 如何改善它的效果?External cephalic version: how to improve its impact?...

He talks quite slowly and spaces his words out.他说得很慢，每个词之间都有停顿。Middle East peace talks in Washington showed signs of progress yesterday.昨天在华盛顿举行的中东和谈有了取得进展的迹象。Their talks are expected to focus on arms control.他们的会谈预计会集中讨...

soothing的音标：soothing的英式发音音标为：[su:ðɪŋ]soothing的美式发音音标为：['suðɪŋ]...

hurrahes的音标：...

Biophysical Society encourages development and dissemination of knowledge in biophysics.生物物理协会开发和传播生物物理知识.With the cultural dissemination, other ethnic groups in west Asia and southwest Asia adopted cuneiform.楔形文字传播的地区主要...

announcements的音标：announcements的英式发音音标为：[ə'naʊnsmənts]announcements的美式发音音标为：[ə'naʊnsmənts]...

change的现在完成时为：changed...

chromatrope的音标：chromatrope的英式发音音标为：['krəʊmətrəʊp]chromatrope的美式发音音标为：['kroʊmətroʊp]...

medullosis的音标：medullosis的英式发音音标为：[medə'ləʊsɪs]medullosis的美式发音音标为：[medə'loʊsɪs]...

将花费整整50万美元获取货真价实的17世纪的空气，注意了，是从一个内有尸体的铅制棺材里获得。A cool $500,000 is to be spent on obtaining genuine 17th-century air from the inside of, wait for it, an occupied lead coffin.运载尸体的容器必须采用蒸汽清洁和消毒.Can used to haul the carcasse...

“占有”的反义词：放弃。...

n.次最轻量级的拳击选手...

他们找到了规避法律的途径。They found a way of circumventing the law.如果子弹朝这边打来, 就采取规避动作.If the bullets start coming this way, take evasive action.他改变话题以规避我们的问题.He dodged our questions by changing the subject....

麦卡糖...

n.负责人( principal的名词复数 )，[法律]本人，主要的人（或物）...