隔开: to separate...
错过: to miss (train, opportunity etc)...
食宿: board and lodging, room and board...
局限: to limit, to confine, to restrict sth within set boundaries...
童年: childhood...
金属: metal...
席: woven mat, seat, banquet, place in a democratic assembly, classifier for banquets, conversations etc...
实验室: laboratory...
一把手: working hand, member of a work team, participant, (short form of ) the boss...
乙: turning stroke (in Chinese characters), see also...