Opal oil
[化] 乳白油(与亚麻仁油相混合的硫酸精制石油馏分)
🧩 词语组成解析
opal
[['əupəl]]
n. 蛋白石, 猫眼石\\n[化] 蛋白石
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
Who was it?
谁来的电话
Who has never tasted bitter, knows not what is sweet.
不尝黄连苦，怎知蜂蜜甜。
I had a letter from my sister yesterday.
昨天我收到了姐姐的一封信，