地球日
dì​qiú​rì

Earth Day

地球日 dì​qiú​rì
Earth Day noun
An annual global event on April 22 to raise awareness for environmental protection; first observed in 1970 and later designated by the UN as International Mother Earth Day.

四月二十二日是美国以及许多其它国家的地球日。

sì yuè èr​shí èr rì shì měi​guó yǐ​jí xǔ​duō qí​tā guó​jiā de dì​qiú​rì.

April 22nd is Earth Day in the United States, and in many other countries.

Cross-References

Synonym