Changing of crankcase oil
[建] 换曲轴箱油
🧩 词语组成解析
v. 交换；兑换；改变（change的ing形式）
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];
n. 曲轴箱\\n[建] 曲柄箱
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
she's still alone, without her family.
她仍是孤单单的，找不到家。
You may rest assured that the shipment will be duly delivered.
你们尽可放心，我们会按时交货的。
It certainly didn't arrive here that way.
送到这儿时可不是那样！