1.long live （万岁）
Long live the people！ 人民万岁！
Long may you live！ 祝您长寿！
=May you live long！
2.may表示祝愿
May you return soon.愿你早日归来！
May you succeed.祝您成功！
May you people enjoy happiness and prosperity.祝贵国人民繁荣幸福！
May good luck be yours.祝你好运！