1.【化】可可碱
1.a white alkaloid powder that has effects similar to caffeine.
1.Theobromine, like caffeine, and also like the asthma drug theophylline, belong to the chemical group known as xanthine alkaloids.
可可碱与咖啡因、茶碱（哮喘药）一样，属于黄嘌呤生物碱家族。
2.Contain caffeine, theobromine, or theophylline , which can be toxic and affect the heart and nervous system.
含有咖啡因，可可碱或茶碱，这些有毒物质会损伤猫的心脏和神经系统。
3.Contain caffeine, theobromine, or theophylline, which can cause vomiting and diarrhea and be toxic to the heart and nervous system.
含有咖啡因，可可碱，茶碱等，可引起呕吐和腹泻，是有毒的心脏和神经系统。
4.Using a machine called a mass spectrometer, Hurst identified the compound theobromine in some of that residue.
他利用大型分光计识别出一些残余物中含有化合物可可碱。
5.The amount of theobromine used in this study was equivalent to the amount contained in two cups of cocoa.
本研究中所用的咖啡碱量与两杯可可所含咖啡碱量相当。
6.Chocolate is the richest known source of a little-known substance called theobromine, a close chemical relative of caffeine.
巧克力富含一种鲜为人知的化学物质-可可碱，它是咖啡因的近亲。
7.When they were given theobromine capsules, the participants needed a third more capsaicin to induce cough than when they received a placebo.
服用咖啡碱胶囊的受试者要比接受安慰剂的人员多三分之一的辣椒素来引起咳嗽。
8.Theobromine, an ingredient that stimulates the cardiac muscle and the central nervous system, causes chocolate's toxicity.
可可成分刺激心脏肌肉和中枢神经系统，造成巧克力的毒性。
9.Ten heathy volunteers were given theobromine, codeine or a placebo, a pill that contains no medicine, during the experiment.
十海澌志愿者在实验期间给予可可碱，可待因或安慰剂，一种药不包含任何药物。
10.The researchers said that theobromine worked by keeping down a nerve activity , which causes coughing.
研究人员说，可可的压低的神经活动，这会导致咳嗽工作。