🧩 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
No entry.
严禁入内。
Would you care to take a seat while I make out a receipt?
请坐一会儿好吗？我给您开个收据。
I'd like to look this over before I sign it.
签约之前我想再看过一遍。