一旦冷水进入长颈瓶, 水气压就迅速下降.Once the cold water enters the flack, the vapor pressure falls quickly.将样品运放到实验室的长颈瓶中.Transport the sample into the flask sampling to the laboratory.药剂由香精和各种成分混合在长颈瓶里制成.Potions are made by an essence ...
'What a nice gentleman you are, to walk Hilary home,' her mother said.“您能送希拉里走回家，真是一位绅士，”她的母亲说道。Hilary went to the bank because she was short of money.希拉里上银行取钱,因为她缺钱用."What a nice gentleman you are, to walk Hil...
The price of petrol is coming down by four pence a gallon.汽油的价格每加仑降了4便士。Unleaded gasoline rose more than a penny a gallon.无铅汽油每加仑涨了1分多。a five-gallon jug of beer五加仑装的啤酒罐...