Outer boundary
外边界
🧩 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
I think exactly the same way.
我也是这样想的。
I'm brushing my teeth in the bathroom.
我在浴室刷牙。
To her horror he said that she was two hours too soon.
搬运工说她早到了两个小时，她听后大吃一惊。