The compound of acryloyl chloride was synthesized by benzoyl chlorid and crylic acid.利用苯甲酰氯与丙烯酸反应制备丙烯酰氯.N - acryloyl morpholine was synthesized from acryloyl chloride and morpholine and the purity of product was 99.5 %.以...
Officers were going to retake sectors of the city.军官们打算重新夺回该市的防御区。In many sectors of the economy the recovery has started.许多经济领域已经开始复苏。Sectors in the economy can be viewed in a variety of ways.可以以多种方式看待经济的构成。...
史蒂芬·利神父为死者主持了临终圣礼。Father Stephen Lea administered the last rites to the dead men.我们为死者举行了仪式。We held services for the departed.让我们为死者静默一分钟.Let's observe a minute's silence in memory of the dead....
He spends his time flitting between Florence, Rome and Bologna.他辗转于佛罗伦萨、罗马和博洛尼亚三地之间。If parents wanted to entrust their child to the best surgeons, they traveled to Bologna's medical school.如果父母们想给孩子看最好的外科医生，他们会前往博洛尼...
A pigeon emerges, wings flapping noisily, from the tower.一只鸽子从塔里钻出来，扑扑地拍打着翅膀。I don't care where the money comes from — that's not my pigeon.我不管钱从哪儿来,那不是我的事.The pigeon homed from a distance of 100 miles.鸽子从百英里之外...