Check digit
[计] 校验数位
🧩 词语组成解析
check
[tʃɛk]
vt. 检查，核对;制止，抑制;在…上打勾;
vi. 核实，查核;中止;打勾;[象棋]将一军;
n. <美>支票;制止，抑制;检验，核对;
digit
['didʒit]
n. 数字;手指，足趾;一指宽;
🗣️ 情景例句
I enjoyed lunch, Susan.
这顿午餐真好， Susan。
Look! Lightening has struck the tree and it's on fire.
瞧！闪电划下来，引燃了树木。
the bank must recognize its customer's signature.
因为银行有责任辩认出其储户的签名。