Synthetic lubricating oil
[化] 合成润滑油
🧩 词语组成解析
润滑的
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
and ... and when the baby comes,
而且……而且婴儿出生以后，
What is your hurry?
什么事让您这么着急呢？
I like spring and summer.The days are long and the night are short.The sun rises early and sets late.
我最喜欢春季和夏季。因为此时白天长而夜晚短，太阳升得早而落得迟。