OK. And first of all, you say, wait a minute, x and n?

首先，你肯定会想，等等，x和n？首？

麻省理工公开课 - 计算机科学及编程导论课程节选

In "Backwards Down the Number Line, " guitarist Trey Anastasio, bassist Mike Gordon, keyboardist Page McConnell and drummer Jon Fishman sound genuinely thrilled to be playing together again, as they crank out a five-minute rock 'n' roll anthem that's a heartfelt celebration of enduring companionship.

NPR: Phish: A Heartfelt Celebration Of Companionship

Kinnear made a defensive substitution in the 75th minute, bringing Charles N'Zogbia on for Martins, and though City continued to threaten, it seemed Newcastle might hold on for an unlikely win.

BBC: Newcastle 2-2 Man City

Neath-based Theatr na n'Og's 30-minute drama targets primary school age children in the hope they will pass messages on to grandparents.

BBC: Carbon monoxide warning to pupils in play by Theatr na n'Og