They say that travel broadens the mind.他們說(shuō)旅行能夠開(kāi)闊心胸。It broadens perspective, proves or disproves hypotheses, and substitutes facts in place of opinions.它開(kāi)拓你的眼界, 證實(shí)或不證實(shí)假設(shè), 用事實(shí)替代了觀點(diǎn).Soon the Yangtze opens out and broadens.不...