petrels (petrel 的复数) n. 海燕 释义与例句 n. 1. plural of petrel 相关短语 storm petrels Wilson's storm petrels gadfly petrels Barau's petrels Cape petrels diving petrels Kermadec petrels snow petrels stormy petrels Wilson's petrels Cook's petrels Zino's petrels black-capped petrels Guadalupe storm petrels Antarctic petrels