They were squaring up to each other, Sirius looking livid, Snape calculating, his eyes darting from Sirius's wand-tip to his face.

斯内普也亮出了魔杖。两人摆开架式，小天狼星脸色铁青，斯内普在算计，目光在小天狼星的脸和杖尖之间扫来扫去。