见面伊始：

久仰！

I've heard so much about you!

好久不见了！

Long time, no see!

辛苦了！

You've had a long day. / You’ve had a long flight!

尊敬的朋友们！

Distinguished/honorable/respected friends!

阁下(多用于称呼大使)

Your excellency

我代表北京市政府欢迎各位朋友访问北京。

On behalf of the Beijing Municipal Government, I wish to extend a warm welcome to our friends who have come to visit Beijing.

对您的大力协助，我谨代表北京市政府表示衷心的感谢。

On behalf of the Beijing Municipal Government, I wish to express our heartfelt thanks to you for your gracious assistance.

见面伊始：

久仰！

I've heard so much about you!

好久不见了！

Long time, no see!

辛苦了！

You've had a long day. / You’ve had a long flight!

尊敬的朋友们！

Distinguished/honorable/respected friends!

阁下(多用于称呼大使)

Your excellency

我代表北京市政府欢迎各位朋友访问北京。

On behalf of the Beijing Municipal Government, I wish to extend a warm welcome to our friends who have come to visit Beijing.

对您的大力协助，我谨代表北京市政府表示衷心的感谢。

On behalf of the Beijing Municipal Government, I wish to express our heartfelt thanks to you for your gracious assistance.