1. Today a man is supposed to walk on the outside. 今天，一个人应该在外面走走。
2. For example, experiments can be placed on the outside of a spacecraft. 例如，实验可以在航天器的外部进行。
3. She also says there is no reason why a man should walk on the outside of a woman on the sidewalk. 她还说，在人行道上，男人没有理由走在女人的外面。
4. You cannot imagine how lonely and helpless one can be on the outside after eighteen years in prison. 您是无法想象得到，一个服刑十八年的人到了外界可能会多么的孤独和无助。
5. For example, having salt on the outside, but none on the inside, reduces the salt content without changing the taste. 例如，在外面加盐但在里面不加盐可以减少盐含量，也不会改变口味。
