It is called counter selection when there is a behavior of concealing information before signing a contract and called moral risk after signing a contract.

发生在契约签订前的隐瞒信息行为叫逆向选择，发生在契约签订后的隐瞒信息行为叫道德风险。

youdao

There are about 25 dishes of food from which you make your selection before sitting at the counter, where your food is brought to you.

首先你需要从约25道菜中进行选择，然后它们会被摆到你的台子前面。

youdao

Get to know your local supermarkets, compare the prices and selection, and if you have any questions, ask the clerk at the checkout counter.

结识您当地的超级市场，比较价格和选择，如果您有任何疑问，请秘书在结帐柜台。

youdao

Request samples at a Kiehl's store (where the selection is usually larger) or a Kiehl's counter in a department store.

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