1. A substance, C8H11NO3, both a hormone and neurotransmitter, secreted by the adrenal medulla and the nerve endings of the sympathetic nervous system to cause vasoconstriction and increases in heart rate, blood pressure, and the sugar level of the blood. 
   去甲肾上腺素一种物质，c8h11no3，是激素和交感神经冲动介导者，有强大的血管收缩作用和神经传导作用，会引起血压、心率和血糖含量的增高
2. A crystalline alkaloid, C33H35N5O5, derived from ergot that induces vasoconstriction and is used especially in treating migraine. 
   麦角胺一种结晶生物碱，c33h35n5o5，由麦角中提取，有使血管收缩的作用，特别用来治疗偏头痛
3. Cross rate, arbitrage rate 
   套汇汇率
4. Discount rate, bank rate 
   贴现率
5. spot rate and forward rate 
   即期汇率与远期汇率

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