Chksum
校验和
🗣️ 情景例句
She had to work her way through law school.
她必须半工半读学法律。
She is free any time you need help.
你需要帮忙时，请随时向她求助好了。
Don't be so sure.We might not go anywhere.
别那么肯定。我们可能哪里也去不成。