to end a speech, meeting, or piece of writing

She concluded the speech by reminding us of our responsibility. 她在演讲结束时提醒我们所担负的责任。

Before I conclude, I'd like to thank you all for coming. 在结束发言前，我想感谢诸位的光临。

The concert concluded with a rousing chorus. 音乐会以激动人心的大合唱结束。

to complete an official agreement or task, or arrange a business deal

to judge or decide something after thinking carefully about it

[ + that ] The jury concluded from the evidence that the defendant was innocent. 陪审团依据证据判裁决告无罪。

The discussions continued late into the night, but nothing was concluded. 一直谈到深夜，可是没有作出任何决定。