相片: image, photograph...
追究: to investigate, to look into...
敏捷: nimble, quick, shrewd...
坦然: calm, undisturbed...
成长: to mature, to grow, growth...
流通: to circulate, to distribute, circulation, distribution...
牢牢: firmly, safely...
真是的: Really! (interj. of annoyance or frustration)...
喘气: to breathe deeply, to pant...
迟到: to arrive late...