This Pisaster has already killed the mussel , " Thompson says, holding the sea star and the deceased in one hand and separating the mussel 'sshells a bit with the other."

“这只海星已经杀死了贻贝，”汤姆森说着， 一手拿着海星和那只死贻贝，用另一只手把贻贝的壳分开一点。