Delta-position
[化] δ位(在酸及杂环则指的是第5位)
🧩 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;
position
[pə'ziʃən]
n. 位置，方位;地位，职位;态度;状态;
vt. 安置;把…放在适当位置;给…定位;驻扎军队;
🗣️ 情景例句
He'd been two-timing me for months.
他另有所爱，多少个月来一直在瞒着我。
What will you do to help protect our environment from being seriously polluted?
你将为帮助保护我们的环境免遭到污染做些什么呢？
It would strike twelve in twenty minutes' time.
再过20分钟，大钟将敲响12下。