Alpha-blocker
阿尔法神经阻断剂（一种药物, 可以抵制交感神经末梢在阿尔法受体释放出的正肾上腺素的兴奋性效果, 并引起血管舒张和血压下降）
🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
[医] 阻滞物, 阻滞剂, 阻滞抗体
🗣️ 情景例句
Never pump gas with the engine running.
发动机在运转时，别加油。
He is playing on the swings outside.
他正在外面荡秋千。
The next car the boy stopped did not take him into the centre of Paris as he hoped it would, but to Perpignan on the French-Spanish border.
男孩截住的下一辆车，没有像他希望的那样把他带到巴黎市中心，而是把他带到了法国和西班牙边界上的佩皮尼昂。