Contingency operation
[计] 应急行动
🧩 词语组成解析
🗣️ 情景例句
Oh! Good afternoon. Mr. Wilson, I'm sorry, but he's not in. He's gone out on business.
哦，您好！威尔逊先生。很抱歉，他不在家，他出差了。
A good conscience is a continual feast.
白日不做亏心事，夜半敲门心不惊。
and no father is confronted with his inability to 'buy'an education for his child.
也不存在父亲无力为孩子支付教育费用而犯难的问题。