Oil-free lubrication
[化] (汽缸的)无油润滑
🧩 词语组成解析
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
n. 润滑, 注油, 润滑作用\\n[计] 润滑
🗣️ 情景例句
I don't want to be stuck here the rest of my life.
我可不想一生都憋在这儿。
What are you playing?
你正在玩什么？
Li Lei, go and find a teacher. I'll go and move away the bag of rice with Lin Tao.
“李垒，你去找老师。我和林涛去搬走那袋大米”。