Appearance of oil
[机] 油的外表
🧩 词语组成解析
appearance
[ə'pirəns]
n. 外貌，外观;出现，露面;[哲]现象;
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];
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
You need to complete some forms before the class.
上课之前你得填一些表格。
I ask him to stay at home.
我要求他待在家里。
He fell behind with his work.
他工作落后了。