The ceremonies began just hours after warnings of Russian air raids sounded through the city.

就在几个小时前，空袭警报响彻整个城市，警告人们俄罗斯的空袭即将来临，而就在警报声响起后不久，仪式就开始了。

Multiple explosions have been heard in Kyiv after air raid sirens sounded in Ukraine's capital and elsewhere across the country.

乌克兰首都基辅和该国各地拉响空袭警报，基辅出现多次爆炸。

Join them together with the word 'and' and you can hear another sound after the word 'law'. Listen out for it.

用'and'把他们连接起来，你会听到'law'后面多了一个音。来听听看能不能听出来。

U.S. cybersecurity officials were assessing the impact of reported incidents on Sunday after Italy sounded an alarm earlier on a global computer hacking attack.

意大利对全球电脑黑客的攻击发出警报后，周日，美国网络安全官员评估了报告事件的影响。

Meet my boys. 'Law' and 'order'. Join them together with the word 'and' and you can hear another sound after the word 'law'. Listen out for it.

认识我的孩子们。 '法律和秩序'。 将它们与“和” 一词连接在一起，您可以在“法律” 一词之后听到另一个声音。 仔细听。

Okay, so now pay attention to what your lips are doing and how big your mouth is, and I want you to repeat these sounds after me and these words.

好的，现在注意你的嘴唇在做什么，你的嘴巴有多大，我要你跟着我和这些词重复这些声音。

From 1922 until 1931, all of the films in the Our Gang series were silent, but after sound was introduced to movies in the late '20s, the Our Gang films started to be made with sound.

从1922年到1931年， 《我们帮》系列的电影都是无声的，但在20年代后期将声音引入电影后， 《我们帮》系列电影开始有声。