adj. 中等的,中级的;普通的;平均的;半生熟的;
n. 媒介物,媒质;中间,中庸,[生]培养基,培养液,颜料溶解液,[数]中数,平均,[逻]中名辞;手段,方法;中间物;
medi中间+um表名词→中间物,媒介
🗣️ 情景例句
Remind me to leave at twelve forty-five.
提醒我十二点四十五分走。
As soon goes the young lamb's skin to the market as the old ewe's.
老羊皮上了市,小羊皮也跟着来。
Shortly after this the famous H. M. S. Challenger expedition established the study of the sea-floor as a subject worthy of the most qualified physicists and geologists.