Delta bond
[化] δ键
🧩 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;
🗣️ 情景例句
Do you own your house or do you rent?
你们自己有房子还是租房子？
Evil gotten, evil spent.
悖入悖出。
Be that as it may, the nerve poison does its business with man far more quickly than the blood poison.
不过，神经毒辣液比溶血性毒液在人身上起作用快得多。