Radiation contrast
[醫(yī)] 輻射對(duì)比
?? 詞語(yǔ)組成解析
radiation
[,red?'e??n]
n. 輻射;放射物;輻射狀;分散;
radi光線 + ation表示行為、情況、狀態(tài)、過(guò)程、結(jié)果 → 光線發(fā)出的→放射，發(fā)射；輻射能
contrast
['kɑntr?st]
n. 對(duì)比，對(duì)照;差異;對(duì)照物，對(duì)立面;[攝]反差;
contra(against)+st(stand)→對(duì)照；反襯；對(duì)比
??? 情景例句
Your new exercise class?
你的新健身班
I'm a genius, aren't I?
我是個(gè)天才啊。
These friendly dogs, which were first brought from Asia, were used as watchdogs even in Roman times.
那些最先從亞洲引進(jìn)的狗，待人友好，早在羅馬時(shí)代就給人當(dāng)看門狗了。