He hoped to strike it rich by investing in ginseng.他希望通过投资人参发大财。The railroad will realize that it can save this $ 100 cost by investing $ 50 in a spark arrestor.铁路将意识到,它可以通过投资50美元购买阻火器来省下这100美元.When it comes to judicious...
Investing in airlines is a very risky business.投资航空业风险很大。When it comes to judiciousness in investing in stocks I don't think you need any outside amateur help.说到炒股票的智慧，我倒觉得你用不着外行帮忙。This reinforced the investing publ...
One end of the windpipe is connected with a unidirectional inflating valve.气管的一端与单向充气阀连接.Experiment materials: jar , windpipe, limewater, flume and the experiment record chart for each group.学生用材料: 广口瓶 、 导气管 、 石灰水、火柴、集气瓶...