Challenge-response
挑战-应答
🧩 词语组成解析
challenge
['tʃælɪndʒ]
n. 挑战;盘问;质疑;怀疑;
vt. 质疑;向…挑战;
vi. 提出挑战，要求竞赛（或竞争）;驳斥;
🗣️ 情景例句
I know you didn't expect to have me around,
我知道你没有预期我出现在你身边，
When Anna crushed the herbs, the air smelled sweet.
当安娜把香草压碎时，空气里飘荡着甜香。
There's only bread and water!
只有面包和水了。