金属容器开始发出咔嗒咔嗒的声音。

The metal container began to emit a clicking sound.

《牛津词典》

人们开始望过去，看响声是从哪里发出的。

People began looking across to see where the noise was coming from.

《柯林斯英汉双解大词典》

我发出命令时开始。

Begin when I give the command.

《牛津词典》

If you come to believe, if you say to the world, "We are the hope of humans, we are the hope of earth, we are progress.

如果你开始相信,并向全世界发出宣言,"我们是人类的希望,是世界的希望,也是进步的力量

耶鲁公开课 - 美国内战与重建课程节选