Delta acid
[化] δ酸; 2-萘酸-7-磺酸(染料中间体)
🧩 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
You don't seem to like my ideas, so tell me what do you think?
看来你似乎不太喜欢我的主意，那可以告诉我你的想法吧？
She never had the silghtest intention of involving herself with hem.
她压根就不想要跟他有什么关系。
Our project must proceed at a reasonably quick tempo. Surely one month is ample time, isn't it?
这个计划必须尽速进行。一个月的时间应该够了吧？