Some scientists hypothesize that the neural circuitry implicated in human hiccuping is an evolutionary vestige from our amphibian ancestors who use a similar action to aid respiration with gills during their tadpole stage .
一些科学家假设和人类打嗝有关的神经回路是在蝌蚪时期利用腮下肉辅助呼吸的猿人祖先的进化痕迹。
Or more radical elements , so far secular rather than islamist , could drive it in a harsher direction , ridding it of every vestige of the old regime , including those of its number in the fragile new government .
Traditional light bulbs , the last vestige of the vacuum tube era , produce light with hot gases or wires .
不过传统的电灯就更差了,它们是电子管时代的最后一点遗迹,需要借助蒸汽和电线才能发光。
One vestige of colonial rule in particular - a prim attitude about public manners-has been a common source of disputes between locals and mainland visitors .
尤其是殖民统治的一个遗迹有关公共礼仪的一本正经态度已经成为当地人与大陆游客争论的焦点。
The last vestige of the gold standard was swept away in august 1971 , when richard nixon suspended the convertibility of the dollar into gold .
The government 's original redevelopment plan for kai tak , the city 's former airport , threatened to eradicate kowloon bay , the last vestige of the once spacious victoria harbour .