单词:contrastimulants
adj. 有镇静作用的
单词:contrastimulants 相关文章
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[00:41.48]must 应该,必须 [00:48.56]You must stand in line! [00:58.20]You mustn't sit on the desk. [01:07.21]You must get up and get ready for school. [01:17.45]You mustn't eat anything until you see the doctor. [02:05.18]when,before,after引导的
一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。 contra- 表示反对,相反 contrary = contra + ry adj. 相反的 contra
紧急情况用语 I lost my credit card 我丢了我的信用卡 My purse was stolen. 我的钱包被偷拉 I left my bag in the taxi 我把钱包忘在出租车上拉 My pendant was stolen while I was away from my room. 当我离开的时候发现我
Fall Asleep: 4 Steps We live in a 24-hour society with little regard for rest or its well-known benefits. A solid nights sleep contributes to greater mental acuity and serves us in almost every aspect of life. A lack of sleep leads to poor work perfo
Central nervous system stimulant medicines are the most commonly prescribed medications to treat symptoms of attention deficit/hyperactivity disorder (ADHD). These stimulants activate the level of activity, arousal, or alertness of the central nervou