🧩 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
Bob speaking.
我就是鲍勃。
I think you probably know China has adopted a flexible policy in her foreign trade.
我想你也许已经了解到中国在对外贸易中采取了灵活的政策。
Where are you from then ? Canada?
那么你是从哪里来的呢？加拿大？