你 / 在 / 会上 / 公开 / 承认 / 疏忽 / 等于 / 授人以柄 / 今后 / 很可能 / 被 / 对手 / 反复 / 利用

你在会上公开承认疏忽，等于授人以柄，今后很可能被对手反复利用。

By publicly admitting your mistake at the meeting, you are giving your opponents something to use against you repeatedly in the future.