错过: to miss (train, opportunity etc)...
重心: center of gravity, central core, main part...
公示: to make known to the public (for information or to seek comments), public notification...
慢: slow...
大姐: big sister, elder sister, older sister (also polite term of address for a girl or woman slightly older than the speaker)...
训: to teach, to train, to admonish, instruction (from superiors), teachings, rule...
图画: drawing, picture...
好转: to improve, to take a turn for the better, improvement...
大体上: overall, in general terms...
坦率: frank (discussion), blunt, open...