成块

To the preparation of the side chain, we exploit Sharpless Asymmetric Epoxidation, Grignard reagent epoxide opening and selective hydroboration reaction as key steps.

在探索制备手性六元环的过程中，发展了一种高效制备手性砌块49的方法，并利用乙烯基格氏试剂对49的不对称Michael加成制备了手性六元环56。

She had decorated it as carefully as her graduate school budget would allow, which wasn't much, but at least she had managed to paint the walls a pale yellow, install a space-saving Murphy bed in the far wall, and place some comfy floor cushions around an extra-fluffy shag carpet she'd found on clearance in a remnant store.

以她读研期间有限的财力来说，她已经算是精打细算，尽力去布置了，至少现在墙壁漆成了淡黄色，为节省空间在最里面的墙上按了折叠壁床，并在尾货商店清仓处理时弄来一块特别松软的长绒地毯，周围还摆放了几块舒适的坐垫。

The emblem of the city is the Golden Roof – a covered alcove balcony with 2,657 firegilded copper shingles. It was constructed under Emperor Maximilian I around 1500 by the court architect Niclas Türig, and is unique for its type in Europe.

城市的标志是黄金屋顶-上面带有一个阳台的凉亭镶嵌有2657块镀金的铜片，是在1500年Maximilian第一帝国时由皇家建筑师Niclas Türig设计而成的，它以独一无二的风格闻名于欧洲。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。