Butyraldehyde 1,2 proparediol acetal was synthesized by using stannous chloride as catalyst.以非质子酸氯化亚锡为催化剂,催化合成了丁醛-1,2-丙二醇缩醛.Butyraldehyde 1,2 propanediol acetal was synthesized by using stannous chloride as catalyst.以非质子...
The play is set in a small Midwestern town.这出戏以中西部的一个小镇为背景。...the Midwestern plains.美国中西部平原...traditional Midwestern values.传统的美国中西部的价值观He rebuked Midwestern senators who had voted against the tariff bill.他指责投票反对过关税法的中西部...
"B-b-b-b-but" I stuttered. — "Never mind the buts," she ranted.“但——但——但是”，我结结巴巴地说道。——“别跟我讲那些‘但是’了。”她咆哮道。What do you think are your greatest attr i buts?你认为你最突出的品质是什么?'B-b-b-b-but' I stuttered. — 'Never min...
VOICE : That fact contradicts Dawkins'charge that Christianity hinders science.与道金斯相反的事实,用来指控基督教阻碍科学.Ownership structure contradicts inconsequently, restricted the development that saves economy completely greatly.所...
Don't deviate from major issues.不要偏离主要问题.The bus had to deviate from its usual route because of a road closure.因为道路封闭，公共汽车只得绕道而行。During the transience the electron and photon populations deviate slightly from their ...
Gertrude now clearly felt that she had obtruded her sorrow.格特鲁德此时明显察觉自己的悲伤情绪已影响到他人。He felt a great weight of sorrow inside him.他内心感到极为沉痛.As he looked at Katherine, great sorrow clouded his eyes.他看着凯瑟琳，满眼忧伤。...