Delta-staphylolysin
[医] δ-葡萄球菌溶血素
🧩 词语组成解析
delta
['deltə]
n. 希腊语字母表第四字母δ;（河流的）三角洲;[数]变量增量;
[医] 葡萄球菌溶血素
🗣️ 情景例句
I would like to mail this package.
我想把这包裹给寄了。
Fire, water, and money are good servants, but bad masters.
水火金钱是忠仆，使用不当是祸首。
His previous attempts had been unsuccessful.
他以前的尝试没有成功。