Outer cover
[化] 汽车外胎
🧩 词语组成解析
outer
['aʊtɚ]
adj. 外面的，外部的;远离内部（中心）的;[哲]客观外界的，物质的;
n. 环外命中;
🗣️ 情景例句
But if I have my tonsils out tomorrow,
但是我如果明天切除扁桃腺，
English has become an international language.
英语已经成为一门国际语言。
Uncle Wang was waiting for them outside the factory gate.
王大叔在工厂大门外等他们。