radiopaque contrast medium不: a block of wood透射: penetrance; transmission; ho ...线: thread; string; wire的: 4次方是 The fourth power of 2 i ...对比: contrast; comparison; balanc ...下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:不透射线的对比剂,造影剂，即可在微信中查询翻译
