Can you send up one of your housekeepers to make bed?请你派个女服务员来整理床铺好 吗 ?They will as gas station attendants, firemen, housekeepers, and security personnel.它们可以做加油站服务人员 、 消防人员 、 房屋管理员和安全人员的工作.Private housekeepers: for 8 - ...
The rupture of a blood vessel usually cause the mark of a bruise.血管的突然破裂往往会造成外伤的痕迹.Don't drop apples, they bruise easily.苹果易碰伤, 要小心轻放。Be sure to store them carefully as they bruise easily.小心存放，因为它们很容易被碰伤。How did you...
She may not have the money to maintain or restore her property...她可能没有足够的钱来维护或修葺她的房产。When John began to restore the house in the 1960s, nothing had been touched for 40 years.约翰 20 世纪 60 年代开始整修那幢房子时，它已有 40 年都无人照管了。Advance...
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 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 st...