七七事变是历史上重要的事件。

The July 7 Incident of 1937 is an important event in history.

七七事变是中国抗日战争的开端。

The July 7 Incident of 1937 marked the beginning of the Chinese War of Resistance against Japan.

七七事变的爆发引发了全面战争。

The outbreak of the July 7 Incident of 1937 led to a full-scale war.

七七事变发生在1937年7月7日。

The July 7 Incident of 1937 occurred on July 7, 1937.

七七事变后，中国人民团结起来抵抗侵略。

After the July 7 Incident of 1937, the Chinese people united to resist the invasion.

这本书是关于七七事变的。

The book is about the July 7th Incident.

你要计算七七日,从你开镰收割禾稼时算起,共计七七日.

Let seven weeks be numbered from the first day when the grain is cut.

按照口头传统，七七节是摩西律法在西奈山产生的日子。

According to oral tradition, Feast of Weeks was the time of giving The Torah or The Law of Moses at Mount Sinai.

七七节或收获节在新约称为五旬节，是在逾越节或无酵节过后第50天。

Feast of Weeks or Shavuot in New Testament is called Pentecost coming 50 days after Passover or Unleaven Bread.

你一切的男丁要在除酵节，七七节，住棚节，一年三次，在耶和华你神所选择的地方朝见他，却不可空手朝见。

Three times in a year shall all thy males appear before the LORD thy God in the place which he shall choose;