Ecc
[计] 错误检验与控制, 纠错码
🗣️ 情景例句
and check on your mother and the baby.
问问你母亲和孩子的情况 。
A police dog follows a scent.
一条警犬在追踪着气味。
I don't know whether you care to answer right away.
我不知道你是否愿意立即回答。