EARLI is a major undertaking, being conducted here in Maryland, in Pennsylvania and in California.

EARLI是一个意义重大的项目，在宾夕法尼亚州，马里兰州和加利福尼亚州正在进行。

youdao

EARLI is a major undertaking, being conducted here in Maryland, in Pennsylvania and in California.

EARLI是一个意义重大的项目，在宾夕法尼亚州，马里兰州和加利福尼亚州正在进行。

youdao