Candidate key
[计] 候选关键字
🧩 词语组成解析
key
[kiː]
n. 钥匙;（打字机等的）键;关键，线索，秘诀;（音乐的）调;
vt. 键入;锁上;调节…的音调;提供线索;
vi. 使用钥匙;
adj. 关键的;主要的;
🗣️ 情景例句
I enjoyed lunch, Susan.
这顿午餐真好， Susan。
She was so stunned, that she couldn't speak.
她惊愕得说不出话来。
Thank you, everyone. Please come in, said Ann.
“感谢你们大家。请进来”安说。