cycloaddition是什么意思

cycloaddition的音标：cycloaddition的英式发音音标为：[saɪkləʊə'dɪʃən]cycloaddition的美式发音音标为：[saɪkloʊr'dɪʃən]...

Asymmetric 1, 3 - dipolar cycloaddition can be strongly catalyzed by chiral oxazaborolidines.手性唑硼烷酮能够催化不对称1, 3偶极加成反应并取得很好的效果.The cycloaddition itself is the slow step.环化作用本身是慢的一步....

vouch的近义词/同义词有：guarantee, bear, aver, witness, vow, assure, swear, promise, pledge, testify, insure, attest, witness, certify。vi.vouch的近义词（保证;发誓）：guarantee, bear, aver, witness, vow, assure, swear, promise, pledge, testi...

Richard told me of three 16th-century folio volumes on alchemy.理查德告诉过我16世纪的三卷关于炼金术的对开本书籍的事。The manuscript you sent us has a folio missing.你送来的原稿少了一页.Ideal English language teacher creative arts students plan to study abr...

栀子甙...

海带科...

v.染成木纹色( engrain的第三人称单数 )，使根深蒂固，使遍体渗透，根深蒂固的...

deplore的现在完成时为：deplored...

foreordains的音标：...

“积聚者”的英语可以翻译为：accumulator ...

“体验”的英语可以翻译为：learn through practice，learn through one's personal experience，experience，sup，taste ...

“保留”的拼音为：bǎo liú...

drivers的音标：drivers的英式发音音标为：[d'raɪvəz]drivers的美式发音音标为：[d'raɪvəz]...

阿特伍德，玛格丽特·艾琳诺（加拿大小说、诗歌和儿童读物的作者，尤以女权主义小说闻名，包括 (1969年）和 (1985年) )...

She sloped off quietly on Saturday afternoon...星期六下午，她脚底抹油，溜之大吉。The writing sloped backwards...笔迹朝右倾斜。The floor was level, but the ceiling sloped toward his head.地板是平的，但天花板朝他的头这边倾斜。The smooth road sloped invitingly befor...

有一次她让我进入她的内室。She once allowed me into her inner sanctum .她退入内室.She withdrew to an inner room.他们进了内室.They went into the interior room....

这种衬衫有三种颜色: 白的 、 浅蓝的、土黄的.These shirts come in three different colours: white, pale blue and khaki.你看到我那件浅蓝的衬衫了 么 ?Have you seen my light blue shirt?...