2 sentences

1. 幕布缓缓落下，演出正式闭幕。

   mù​bù huǎn​huǎn luò​xià, yǎn​chū zhèng​shì bì​mù.

   The curtain slowly fell, and the performance officially closed.

   Source: Dong Chinese Dictionary

2. 为期三天的国际研讨会于今日下午闭幕。

   wéi​qī sān tiān de guó​jì yán​tǎo​huì yú jīn​rì xià​wǔ bì​mù.

   The three-day international symposium concluded this afternoon.

   Source: Dong Chinese Dictionary