Selective culture-medium
[医] 选择培养基
🧩 词语组成解析
selective
[si'lektiv]
adj. 精心选择的;选择的，不普遍的;淘汰的;
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'd like to buy some stamps for this letter.
我想买这封信的邮票。
His classical music is so quiet. I can't even hear it!
他的古典音乐幽静得听不见。
We were developing too much waste.
生产出来的废品太多了。