Legend key
图例标示
🧩 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
Certainly. Do you have any identification?
当然可以。你有任何证明文件吗？
Don't forget to phone to let us know you arrived safely.
不要忘记打电话，告诉我们你已经安全抵达。
My wife was delighted that things had returned to normal once more.
一切又都恢复了正常，为此我妻子十分高兴。