脱咖啡因的咖啡仍含一些刺激物和其他可能致癌的有害物质。Decaffeinated coffee still contains some stimulants and other nasties linked with cancer.仅仅50毫克的咖啡因就能产生药理效果。As little as 50mg of caffeine can produce pharmacological effects.咖啡中的咖啡因会使神经紧张。The c...
Add Ferroin indicator and titrate with 0.025 N ferrous ammonium sulphate solution.加入亚铁菲绕啉离子,用滴定法测量硫酸亚铁铵溶液.The water was reacting with the ferrous iron in the tank.水与水箱中的铁质产生化学反应.Using genedifferential gene expression in ...
A climber goes up the bole, attaches the rope near the top.攀登者达到树干, 把绳子拴到在靠近顶端处.Raging fire perform bole in legend in some parks!传说中的干材烈火在某公园上演!Such horses are common , but a Bole is rare.千里马常有, 而伯乐不常有....
Somewhere close at hand a train rattled by.一辆火车从我的身边轰隆隆地开过。The sound seemed to come from some driftwood close at hand.这声音好象来自近处漂来的木头上.The University of Science and Technology of China is close at hand.中国科学技术大学就在近处不远....