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
If you don't apply to the relevant department your passport will never be approved.
如果你不向有关部门申请,你就得不到护照。
Why are you going back?
你为什么回来?
Almost any day a young porpoise may be seen trying to turn a 300-pound sea turtle over by sticking his snout under the edge of his shell and pushing up for dear life.