Olefine polymer oil
[化] 烯烃聚合油(自烯类叠合所得到的合成润滑油)
🧩 词语组成解析
[化] 烯烃; 链烯烃
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
Take it easy!
再见。
Archeologists still can only surmise as to the origin of Man.
考古学家们对于人类的起源依然无法推测。
They made no effort to hide their amusement whenever I produced a packet of sweets from my pocket.
每当我从口袋里掏出一包糖果时，他们都毫不掩饰地表现出他们对此感到非常好笑。