在你的大学四年，有空时你一定要常常跟妹妹视频聊聊天，写写电子邮件。

For the next four years, do have a short video chat with her every few days, and do email her when you have a chance。

youdao

在你的大学四年，有空时你一定要常常跟妹妹视频聊聊天，写写电子邮件。

For the next four years, do have a short video chat with her every few days, and do email her when you have a chance.

youdao

在你的大学四年，有空时你一定要常常跟妹妹视频聊聊天，写写电子邮件。

For the next four years, do have a short video chat with her every few days, and do email her when you have a chance.

youdao