常見(jiàn)例句The common saying that on the road to democracy there are vestigia nulla retrorsum is not universally true in America. 民主路上無(wú)退步的論調(diào)美國(guó)竝非普遍是正確的。vestigia sideband modulation 殘畱邊帶調(diào)制 返回 vestigia