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
They are expecting their first child.
他们在怀他们的第一个小孩。
Would you help me lift this heavy box?
你将帮助我提起这个重盒子吗?
The early climbers were looking for the easiest way to the top, because the summit was the prize they sought, especially if it and never been attained before.