Cleve's-delta-acid
[化] 克列夫氏δ-酸; 1-萘胺-7-磺酸
🧩 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
In those days, when they made quilts.
那个时代 ，人们做被罩时，
Lemonade on a hot day is very refreshing.
在暑天喝柠檬水，会使人精神抖擞。
Then he remembered his comrade downstairs.
然后他想起楼下的同志。