Additive test of lubricating oil
[机] 润滑油的添加剂试验
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
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
Excuse me, but may I ask how old you are?
对不起， 我能问一下你多大了吗？
How much paint did you want to order?
你要订购多少油漆？
I say, let's go out for a drive next Sunday.
我说，咱们下星期天开车出去兜兜风吧。