🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
receptor
[ri'septə]
n. [生]感受器，受体;[电]感受器，接收器;[化]接受器;感觉器官;
🗣️ 情景例句
How ofter have met with our competitors?
你多久遭遇我们的竞争对手一次？
How many feet are you going to use?
你要用几英尺？
It is ten o'clock.Mrs.Sawyer usually stays at home in the morning, but this morning, she is going to the shops.
现在是10点钟。上午，索耶夫人通常是呆在家里的，但今天上午，她正去商店买东西。