面儿 meaning in Chinese

cover
outside

This is the back , and that is the front .
这面是里儿，那面是面儿。
If you wannna say anything about me , say it to my face
你们如果想议论我，就当着我的面儿说！
Haven ' t we met somewhere before ? i ' m sue . at the moment i ' m working for a commercial company
我们以前见过面儿，是吗？我是苏，目前为一家商业公司工作。
Said passepartout , who seemed for an instant perplexed . but how is it i have not seen you on board since we left calcutta
路路通惊奇地楞了一会儿说， “可是从加尔各答开船到现在，我怎么就没见过您的面儿啊？ ”