Foreign key
[计] 外来关键字
🧩 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
OK, Robbie, maybe you should watch him. Robbie
也许你得看着他点。
There is much to be said on both sides.
公说公有理，婆说婆有理。
its action depends on the surface, water or ground, over which it rides.
它的飞行取决于它所悬浮的水面或地面。