Litmus culture-medium
[医] 石蕊培养基(肉汤,明胶)
🧩 词语组成解析
n. 石蕊\\n[化] 石蕊
medium
['midɪəm]
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
I'll have to go home.
我必须回家一趟。
He who has done ill once will do it again.
干了一次坏事的人会再干第二次。
The hospital had been bombed and Hans had made his way back into Western Germany on foot.
医院遭到轰炸，汉斯步行回到了西德。