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
that I never could have done this book
我不可能完成这本书
It's no sin to sell dear, but a sin to give ill measure.
高价卖不为过，短斤少两才有罪。
For example, you might pick up a travel book and read a few pages before going to sleep. It is enough to dip into it and read bits here and there. In a word, this is tasting.
比方说，你可能随手拿起一本游记，在睡觉之前读它几页。这种书只要浏览一下，这儿读一点，那儿读一点也够了。简而言之，这就是“浅尝”。