Retrieval identifier
[计] 检索识别符
🧩 词语组成解析
retrieval
[ri'tri:vəl]
n. 收回，挽回;检索;
identifier
[ai'dentifaiə]
n. 检验人，标识符;鉴别器;编号;识别符;
🗣️ 情景例句
It's an album of pictures of the United States:
是关于美国的
I played ping-pong this morning.
我今早在打乒乓球。
How do you know?
你怎么知道？