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
Are you in a fraternity?
你在兄弟会吗？
When you go to buy, use your eyes not your ears.
你去购买东西时，要用眼睛莫用耳。
You either starve to death or live like Robinson Crusoe, Waiting for a boat which never comes.
要么饿死，要么像鲁滨孙那样，天天盼船来，却总没见船影。